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  1. Examine the rays hitting the concave mirror below. F is the focal point and C is the (5 replies)
  2. Please solve (11 replies)
  3. Formula of acceleration (1 replies)
  4. Projectile motion help... (3 replies)
  5. A 40 kg cart moving up a frictionless slope at what height does it stop? (1 replies)
  6. Is this physic question right? (1 replies)
  7. Is this physic question right? (1 replies)
  8. Physics Question, Please help? (1 replies)
  9. Physics Question, Please help? (2 replies)
  10. Physics Question, Please help? (2 replies)
  11. Physics homework help (7 replies)
  12. Need help finding maximum mass allowed on standing wave (1 replies)
  13. Refraction (3 replies)
  14. Electric Fields and Forces (1 replies)
  15. Force on a wire in a magnetic field. (1 replies)
  16. Grade 11, Physics. Frictional Force, Incline question. (1 replies)
  17. Is this physics question right? (1 replies)
  18. Is this physic question right? (2 replies)
  19. Physics Question, Please help? (2 replies)
  20. A point charge moving in a magnetic field of 1.24 (1 replies)
  21. Wave equation (1 replies)
  22. Wave (2 replies)
  23. Five particles follow the paths shown in the figure as they pass through a magnetic f (1 replies)
  24. How to convert displacement vs time graph to FFT graph (3 replies)
  25. Sound Pressure Level (SPL) (0 replies)
  26. Average Speed (2 replies)
  27. Physics (7 replies)
  28. Effusion rate (4 replies)
  29. What happens when an accelerated charged particle strikes a neutral particle? (0 replies)
  30. Will you please supply me with newton laws from 1st to third law? (2 replies)
  31. Simple pendulum (3 replies)
  32. Oscillation problem (3 replies)
  33. What inductance is necessary (1 replies)
  34. Diameter of a sphere (2 replies)
  35. What is the total energy dissipated by the resistor R after the switch is thrown (0 replies)
  36. Consider the RC circuit in the figure below. The switch was at position a for a long (1 replies)
  37. Right-Hand Rule #1 for Magnetism (2 replies)
  38. Impulse Question Help (1 replies)
  39. Rotation (1 replies)
  40. Does this site help with physics Questions? (3 replies)
  41. State of matter (5 replies)
  42. Electric field (1 replies)
  43. Online doubt clearing? (7 replies)
  44. Rotation (7 replies)
  45. Speed of light relative to everything? (1 replies)
  46. Circuit (1 replies)
  47. How will I find the mmf of a permanent magnet from its B-H characteristics? (0 replies)
  48. Initial velocity 150 at 45 degree . Calculate the maximum height (1 replies)
  49. What is the eefects of a non_geometric dielectric in a capacitor? (0 replies)
  50. Sizzor lift (2 replies)
  51. Water passes along the hose of diameter 2.5 cm and out through nozzle of end diameter (14 replies)
  52. Traffic accident formulas? (2 replies)
  53. How does one explain that the electrons that we know as matter behave like waves? (1 replies)
  54. Question about battarey physics (3 replies)
  55. Ask physics questions? (0 replies)
  56. A parallel plates capacitor is connected to a battery with emf 13.0 V. The width of t (1 replies)
  57. A parallel plates capacitor is connected to a (0 replies)
  58. Physics ball and string very simple (1 replies)
  59. Physics: Rotation of a Rigid Body (4 replies)
  60. Bullet in Block (2 replies)
  61. Negative charge of -3.0 * 10^-6 and a positve charge of 4.0 * 10^-6 are separated by (1 replies)
  62. After eating a banana, how many stairs can you climb? (2 replies)
  63. What is the formula for velocity (1 replies)
  64. Hanging Beam (1 replies)
  65. Physics (1 replies)
  66. Sterilise a clinical thermometer (5 replies)
  67. Class 12 (1 replies)
  68. Momentum + Pendelum Question (3 replies)
  69. Newton's 2nd Law of motion (1 replies)
  70. When you are given an inclined plane must the degree be given ? (1 replies)
  71. Physics Equilibrium Statics problem - really need help on this one. (1 replies)
  72. Equilibrium Rules Physics Question - Help please (1 replies)
  73. Physics answers? (1 replies)
  74. Physics (2 replies)
  75. Would a larger pressure tank give me more pressure (3 replies)
  76. What is the defination for frequency (7 replies)
  77. Wind load calculation in hindi? (1 replies)
  78. Physics equilibrium and statics problem (3 replies)
  79. A 3.5 g copper penny has a positive charge... (1 replies)
  80. Moment of inertia (4 replies)
  81. Don't understand dimensions (4 replies)
  82. Pressure (1 replies)
  83. A 6.28 C point charge is placed at the center of a cube with (1 replies)
  84. Double slit Experiment (2 replies)
  85. Coulomb's Equation (6 replies)
  86. Find the average value of 1/r for 1s electron in hydrogen atom? (1 replies)
  87. A package of mass M slides down a surface of constant gradient. What is the resultan (5 replies)
  88. Regarding truck weights and force (6 replies)
  89. Can if there be 0 N of tension in a string? (2 replies)
  90. Kinetic energy (4 replies)
  91. The effect of air pressure on the range of alpha particles (7 replies)
  92. Lagrangian method giude (2 replies)
  93. Sixth sense? (6 replies)
  94. Charges question (3 replies)
  95. Is it possible to condense matter, such as gold for example, to make it stronger (2 replies)
  96. Two objects and a frictionless pulley ? (1 replies)
  97. Phcs (1 replies)
  98. Physics (2 replies)
  99. Physics (2 replies)
  100. Physics (6 replies)
  101. Find the Net Force for 110kg bike traveling at 22.7 m/s to a complete stop in 10s (3 replies)
  102. Define the specific internal energy of a van der waal gas? (1 replies)
  103. Estimate the average power output of the insect? (1 replies)
  104. Vector operations: Please I can not know whether each statement is true or false. (3 replies)
  105. Ask a physics question free? (12 replies)
  106. Momentum (1 replies)
  107. Kinetic energy and Potential energy (25 replies)
  108. Velocity (1 replies)
  109. Momentum and impulse (1 replies)
  110. How to calculate density of sludge having 10% iron scales in water (1 replies)
  111. Potential difference, Current, Resistance (1 replies)
  112. Physics (Fusion power, Plasma) (0 replies)
  113. Physics Question (1 replies)
  114. E=mc^2 Physics Fusion Power question (3 replies)
  115. Physics Fusion Question (2 replies)
  116. Electrostatic Force (0 replies)
  117. Physics.Electrostatic Force (1 replies)
  118. Speed of a merry go round (1 replies)
  119. Collisions, Momentum (1 replies)
  120. Collisions (1 replies)
  121. Momentum and Colissions. Question: stationary life raft of mass 160kg is carrying t (1 replies)
  122. Magnitude and direction of a braking car. (2 replies)
  123. What is the affect of weight on speed? (1 replies)
  124. Eksperiment of Ohm's Law? (2 replies)
  125. Work and energy (3 replies)
  126. How do the laws of motion connect (0 replies)
  127. IN mircrowave ovens which cavity is betterss, stainleses steel or ceramec/ (1 replies)
  128. Biomechanics help (2 replies)
  129. Newton's second law (9 replies)
  130. Calculate the displacement and the velocity of the boat (3 replies)
  131. Can anyone solve this numerical? (1 replies)
  132. Can a object have mechanical energy even if it`s momentum is zero (1 replies)
  133. Can you give some title of SIP. (0 replies)
  134. Physics!Force.Help (1 replies)
  135. How far does a horse travel if it gallops at an average speed of 25 km/h for 30 minutes? (1 replies)
  136. Average speed? (1 replies)
  137. Kinetic energy (1 replies)
  138. If t1 t2=10N then weight = (1 replies)
  139. Investigatory project in physics? (1 replies)
  140. Finding the magnitude and direction of the resultant force (1 replies)
  141. How does thermos bottle work? (1 replies)
  142. Force by spring (3 replies)
  143. Harmonic oscilator (3 replies)
  144. I want answer of some questions from physics of 12th science (2 replies)
  145. Does anyone know what speed astronauts can withstand km/s (2 replies)
  146. Solar Technology (0 replies)
  147. Physics question (2 replies)
  148. Physics helppppp? (5 replies)
  149. Oscillations PLEASE HELP (5 replies)
  150. Centripetal Acceleration (1 replies)
  151. Physics HELP! (1 replies)
  152. What is the Net Force? (1 replies)
  153. Does a charge moving with constant velocity has an electric and magnetic field? (2 replies)
  154. Relative motion (2 replies)
  155. What is g where a 3.0 m long pendulum has a period of 3.485s? (1 replies)
  156. Harmonic wave motion (1 replies)
  157. Physics wave motion (5 replies)
  158. Calculate the acceleration of the fighter in m/s^2, (1 replies)
  159. Single equivalent force? (3 replies)
  160. Catch (3 replies)
  161. Physics (3 replies)
  162. Thermodynamics? (0 replies)
  163. Catch (4 replies)
  164. Thrown ball (1 replies)
  165. Car ride (1 replies)
  166. Tension formula (1 replies)
  167. Physics :moments (1 replies)
  168. College Physics Problem! Please Answer it! (7 replies)
  169. Please help me with this, I don't understand? (4 replies)
  170. 2-d kinematics (4 replies)
  171. 2-d kinematics (1 replies)
  172. Physical optics (1 replies)
  173. Physics help !Sound Intensity (1 replies)
  174. Physics:Intensity (2 replies)
  175. Physics (1 replies)
  176. Vectors (1 replies)
  177. Torque? The axle weights 5kg its 6' wide, it's a vertical axle with a... (10 replies)
  178. Tangental velocity (3 replies)
  179. I am after basic formulas for transposing equations for physics (1 replies)
  180. Physic question (1 replies)
  181. Transposing equations (3 replies)
  182. Material needed to detect magnetic force ? (1 replies)
  183. Magnets (1 replies)
  184. If a magnetic material is magnetised what does it become ? (4 replies)
  185. Physics Help!Determining highest frequency (8 replies)
  186. String theory and M-theory (4 replies)
  187. In what two ways can electrons be given electric potential energy? (3 replies)
  188. Physics Question.Help! I need someone to guide me (1 replies)
  189. Sound Waves (1 replies)
  190. Physics questions (4 replies)
  191. Potential difference (2 replies)
  192. What is the final speed at the end of displacement (1 replies)
  193. Work, power, energy and mechanics.. (1 replies)
  194. This is a Physics 30 question relating Radioactivity Decay and Half Life (1 replies)
  195. Physics help - average force (4 replies)
  196. Quantum mechanics numerical (1 replies)
  197. Quantum mechanics (0 replies)
  198. Physics (1 replies)
  199. A triangle .33 acer lot . What are the outside dimension. (3 replies)
  200. Pressure Drop (0 replies)
  201. Terminal Velocity A sphere are = 1.30 mm and mass = 124.2 mg is (2 replies)
  202. Trajectory (1 replies)
  203. Can a mosquito stop a train? (30 replies)
  204. Physics momentum problem (1 replies)
  205. Conservation of momentum (3 replies)
  206. Playing Pool A uniform billiard ball with radius (0 replies)
  207. Carrying Drywall Two builders carry a sheet of drywall up a ramp. (0 replies)
  208. Playing Pool A uniform billiard ball with radius R= 7.00 cm rests on a billiard ta (0 replies)
  209. Can charge be stored? (1 replies)
  210. Do electric lines of force intersect with each other? (1 replies)
  211. Why sharp edges are strictly avoided in electrical applaiances? (1 replies)
  212. Work and Energy (1 replies)
  213. Image formed by biconvex lens (1 replies)
  214. Refraction of light (2 replies)
  215. Single slit diffraction experiment (1 replies)
  216. Spring Constant A thin uniform rod has mass M = 0.5 kg and length L= 0.37 m. It ha (1 replies)
  217. Rotating Mass M, a solid cylinder (mass = 1.39 kg, are = 0.100 m) pivots on a thin, fix (0 replies)
  218. Spring Constant A thin uniform rod has mass M = 0.5 kg and length L= 0.37 m. It ha (0 replies)
  219. How can I see sound (7 replies)
  220. Sliding down a Track (4 replies)
  221. Glob on the Table (1 replies)
  222. G is max at poles or not? (2 replies)
  223. In a semi circular ring of radius R.potential at centre? (5 replies)
  224. By reducing the diameter of the pipe pressure will reduce? (1 replies)
  225. How do I calculate speed? (1 replies)
  226. How is pressure is said to be scalar quantity? Can you justify with an clear example? (1 replies)
  227. How can pressure and velocity be inversely related in fluid flow as per bernoullie? (4 replies)
  228. Air absorption into water under pressure? (0 replies)
  229. Bat hitting a Ball (3 replies)
  230. Superman Stopping a train (4 replies)
  231. Density of Planet (4 replies)
  232. Two Carts Colliding (2 replies)
  233. In a semi circular ring of radius R.poten tial at c entre? Electrostaties (0 replies)
  234. What is the acceleration between 40 s and 60 s? (1 replies)
  235. What is the distance and the magnitude of a vector quantity called? (1 replies)
  236. Waves and Sound (1 replies)
  237. Introductory Physics (1 replies)
  238. What is the net force on the box when a 15 N horizonatal force is applied to the box (4 replies)
  239. Gavity (3 replies)
  240. Displacement and velocity (1 replies)
  241. Mass inside a tube 2 (4 replies)
  242. Gravitational Attraction (5 replies)
  243. 3 Masses (3 replies)
  244. Finding the coeffient of friction? (2 replies)
  245. Resonant frequency, Q-factor and bandwidth of a tuned circuit (3 replies)
  246. Determining velocity (3 replies)
  247. Pulley Problem (1 replies)
  248. Mass inside a tube (1 replies)
  249. Masses with gravitation law (5 replies)
  250. Force of Gravity (3 replies)