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A particle with a charge 3.2 x 10^-19 C is moving at a speed of 5x10^7 m/s that makes an angle of 40 degrees with respect to a uniform magnetic field B. The particle experiences a amgnetic force of magnitude 2.47 X 10^14N.
Determine the magnetic field strength B.
A car travelling at 19 {rm m/s} runs out of gas while travelling up a 21^circ slope. How far would the car go up the hill before it runs out of gas.
Drawing on Erastothenes' method, if two observers are due north and south of each other and are separated by 490 km, what is the circumference of their spherical world if they see the same star on their meridian at altitudes of 29 degrees and 45 degr..
an x-ray photon with wavelength 15.0 pm is scattered at 84.0 degrees by an electron. What is the resulting kinetic energy of the electron
determine the minimum magnetic field.
What is the value of the composite constant (Gmer2e), to be multiplied by the mass of the object mo in the equation above
A car accelerates from rest to a kinetic energy of 1.65 x 10^5 Joules in a distance of 646 m. How much force did the car's engine deliver to produce the change in kinetic energy.
In a friendly game of handball, you hit the ball essentially at ground level and send it toward the wall with a speed of 15 m/s at an angle of 32° above the horizontal. (a) How long does it take for the ball to reach the wall if it is 4.2 m away? ..
A cell phone battery uses chemistry to create a charge separation between the terminals (anode and cathode). How many free electrons does the battery contain
Eight lights are connected in parallel to a 110 V source by two leads of total resistance 2.20. If 240 mA flows through each bulb, what is the resistance of each.
Radar is used to determine distances to various objects by measuring the round-trip time for an echo from the object. How far away is the planet Venus if the echo time is 1500 s
If an object of 50 grams of unknown material at 100 degrees C is mixed with 100 grams of water at 0 degrees C, the final temperature is 40 degrees C
A basketball star covers 2.6 m horizontally in a jump to dunk the ball. His motion through space can be modelled precisely as that of a particle at his center of mass. His center of mass is at elevation 1.02m when he leaves the floor. It reaches a..
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