A planar loop consisting of seven turns of wire, each of which encloses 200 cm2, is oriented perpendicularly to a magnetic field that increases uniformly in magnitude from 14 × 10^–3 T to 38 × 10^–3 T in a time of 8.0 × 10^–3 s. What is the resulting induced current in the coil if the resistance of the coil is 5.0 ??
a. 1.2E–2 A
b. 1.2E+0 A
c. 1.3E–1 A
d. 8.4E–2 A
e. 7.7E–1 A
d
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A bicycle pump contains air at one atmosphere and 0°C. As the tire is pumped up, the volume of air decreases by 50% with each stroke. What is the new pressure of air (in atm) in the chamber after the first stroke, assuming no temperature change?
a. 2 b. 1 c. 0.5 d. 0.1 e. 3
Three balls of equal mass start from rest and roll down different ramps. All ramps have the same height. but different steepness. Which ball has the greater speed at the bottom of its ramp?
a. The ball from steepest ramp b. The ball from the least steep ramp c. They will all have the same speed since the ramps are all the same height
The change in shape due to transport of atoms along grain boundaries is called _________creep.
Fill in the blank(s) with the appropriate word(s).
Pu is unstable. Which of the following nuclei might be a possible outcome of a single-step decay process from this nucleus?
A. 
B. 
C. 
D. 
E. 