Physics > 2010 > 10
JAMB UTME
A machine of velocity ratio 6 requires an effort of 400N to raise a load of
800N through 1 m. Find the efficiency of the machine.
800N through 1 m. Find the efficiency of the machine.
A.
50%
B.
22.2%
C.
33.3%
D.
55.6%
Answer: C
To see detailed solution to this question and thousands of other questions offline, download TestDriller UTME. Practice rigorously for UTME, enjoy educational games, summary of JAMB literature books, compete with your peers, win prizes and more.
09037778195