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a) Calculate the speed of a proton that is accelerated from rest through a potential difference of 134V.
b) Calculate the speed of an electron that is accelerated through the same potential difference.
A projectile is launched from a 300 m high cliff at an angle of 30? with an initial velocity of 150 m/s. (g=9.8m/s2). determine the Magnitude of the velocity on impact
The graph shows the component of a force acting on an object, in newtons, versus the position of the object, in meters. Find the work done by the force
A rope is used to pull a 2.25 kg block at constant speed 7.47 m along a horizontal floor. The force on the block from the rope is 7.52 N, find the work done by the rope's force
A simple pendulum of length 2.00 m is made with a mass of 2.00 kg. What is the maximum angle away from the lowest position the pendulum will reach
A 23.0-yr-old astronaut named Ashlin travels at speed .800c to a star 33.2 ly from Earth. Find the distance between Earth and the star in the astronaut's frame of reference
In the process of making lead shot, molten lead is drippedinto water. The lead forms small drops that harden to formthe shot. what is the final temperature
A beam of light propagating in glass (n=1.52) is incident on an interface with an unknown material. When the incident angle is exactly 62° the all of the light is reflected at this interface, but for smaller angles some light is transmitted. What is ..
Bats are capable of navigating using the earth's field-a plus for an animal that may fly great distances from its roost at night. What is the proper orientation of the coil
A 1300 car is approaching the hill shown in the figure at 13.0 when it suddenly runs out of gas. What is the car's speed after coasting down the other side
The cable on an elevator of mass m snaps, and two safety mechanisms come into play. find an expression for the speed
The period of a pendulum is 0.215 s on Earth. The period of the same pendulum is found to be 0.467 s on planet X, whose mass is equal to that of Earth.
What is he wavelength of a 22.75*10^9 Hz radar signal. What is the frequency of an X-ray with wavelength 0.12nm
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