Quiz 3, Phyx 103-0, Spring 2013, Solutions
_ 1) The majority of the radiation emitted to the general public during the normal operation of
a nuclear power plant comes from:
A. cooling water discharged to a lake or a river.
B. fission-fragment gases that e
Quiz #2, Physics 103-0, Spring 2013
Name _
_ 1) About how much current is drawn by a 1500 W appliance operating at 125 V?
A. 2 amps
B. 8 amps
C. 12 amps D. 15 amps E. 24 amps F. 30 amps
Since P = IV, the current will be I = P/V = 1500 W / 125 V = 12 amps.
Quiz #1, Physics 103-0, Spring 2013
Answers
Ans: D 1) A net force of 30 newtons is applied to a block of mass 10 kg. The force that must be
applied to a block of mass 5 kg to give it an equal acceleration is:
a. 2.5 N b. 5 N c. 10 N d. 15 N e. 20 N f. 30
Phyx 103-0 Midterm, Spr 2013
Answers
D 1) If a constant nonzero net force is applied to an object, its velocity will always:
A. go to zero
B. be nonzero
C. be constant
D. change
E. equal the acceleration
F. remain at constant speed, but change direction
A
Phyx 103-0 Final Exam, Spring 2013, Solutions
B
1) Suppose a 1000-kg truck is at the top of a hill that is 80 meters high. Then it rolls down
to the bottom of the hill with no friction. How fast will it be going? (Assume g = 9.8 m/s2)
A. 10 m/s
B. 40 m/s