In beta-minus decay
A) a proton is emitted.
B) a neutron is emitted.
C) an electron is emitted.
D) an electron decays into another particle.
E) a proton is transformed into a neutron.
C
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In the inner solar system, the largest surface features (such as volcanoes or valleys) are found on the largest planets
Indicate whether the statement is true or false
A bar magnet is falling through a loop of wire with constant velocity. The north pole enters first. As the south pole leaves the loop of wire, the induced current (as viewed from above) will be:
a. along the length of the magnet. c. counterclockwise. b. zero. d. clockwise.
A particle (m = 20 mg, q = -5.0 mC) moves in a uniform electric field of 60 N/C in the positive x direction. At t = 0, the particle is moving 25 m/s in the positive x direction and is passing through the origin. How far is the particle from the origin at t = 2.0 s?
a. 80 m b. 20 m c. 58 m d. 10 m e. 30 m