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A proton moves through a magnetic field at 29.7% of the speed of light At a location where the field has a magnitude of 0.00639 T and the proton's velocity makes an angle of 119 degree with the field. what is the magnitude of the magnetic force acting on the proton?
a what must the charge sign and magnitude of a particle of mass 1.42g be for it to remain stationary when placed in a
Two tuning forks have frequencies of 272 Hz and 294 Hz. What is the beat frequency if both tuning forks are sounded simultaneously
A 100 kg box is pulled by a rope in the direction 20 degreesabove the horizontal. The box is moving in horizontal directionwith an acceleration of 0.5m/s^2 and the coefficient of kineticfriction between the box and the horizontal surface is 0.25. Fin..
A 100-g ice cube at 0 degrees C is placed in 650 g of water at25 degrees C. What is the final temperature of the mixture
The circular disk shown rotates in a horizontal plane. A 3-lb block rests on the disk 8 in. from the axis of rotation. find the length of time required for the block to begin to slip
question light of wavelength 631 passes through a diffraction grating having 485. what is the angle of the bright spot
a flat conducting loop is positioned in a uniform magnetic field directed along the x axis. for what orientation of the
An air-traffic controller observes two aircraft on his radar screen. The first is at altitude 800 m, horizontal distance 19.4 km, and 22.5° south of west. What is the distance between the two aircraft
One mole of nickel (6E23 atoms) has a mass of 54 grams, and its density is 8.9 grams per cubic centimeter. You have a long thin bar of nickel, 2.0 m long, with a square cross section, 0.12 cm on the side.
q1. a rocket moves with a velocity of 0.818c to the right with respect to a stationary observer a. an observer b moving
A transverse wave propagates in the positive x-axis with a wavelength of .3m and a period of .001s. What is the frequency and speed of this wave
The gravitational force between two masses M and m seperated by a distance r is 40 N. What is the new force when this distance is halved
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