What is the frequency for a beam of electrons orbiting in a field of 4.62 x 10^-3 T? Let the mass of an electrons m = 9.31 x 10^-31 kg, and the charge on an electron q = - 1.60 x 10^-19 C.

A. 129 MHz

B. 439 MHz

C. 223 MHz

D. 811 MHz

What is tge importance of Maurice Wilkins contribution or discovery today?

Charlie throws a ball up into the air. While the ball is airborne, which is the greatest force acting on the ball to slow it down? A. applied force B. friction force C. gravitational force D. normal force

Ionic bonds form when electrons are

What 3 things make up an atom?

A bicycle tire is spinning clockwise at 2.50 rad/s. During a time period Dt 5 1.25 s, the tire is stopped and spun in the oppo - site (counterclockwise) direction, also at 2.50 rad/s.

Which type of mass movement makes a pattern of wrinkles, or terraces, on hillsides? landside mudflow soil creep rock slide

How is sun related to nuclear, electromagnetic, and heat energy?

Studies of gymnasts show that their high rate of injuries to the Achilles tendon is due to tensions in the tendon that typically reach 12 times body weight.

The total mechanical energy of a system: A) can never be negative. B) is constant, if only conservative forces act. C) is either all kinetic energy or all potential energy, at any one instant.

If the torque on an object adds up to zero: A) the object could be accelerating linearly but it could not be turning. B) the object is at rest. C) the object cannot be turning. D) the object could be both turning and accelerating linearly.