Multiple Choice
Work done by a person having weight 600 N and he needs to climb up a mountain of height 2000 m is
A) 1000 kJ
B) 1300 kJ
C) 1400 kJ
D) 1200 kJ
Correct Answer:
Verified
Correct Answer:
Verified
Q15: Smallest division on stopwatch is<br>A)0.1 s<br>B)0.05 s<br>C)0.01
Q16: Least count of screw gauge is<br>A)0.01 cm<br>B)0.5
Q17: Mechanical waves include<br>A)sound<br>B)light<br>C)EM waves<br>D)UV waves
Q18: A complete cycle of wave is around<br>A)90°<br>B)180°<br>C)45°<br>D)360°
Q19: Phase difference is measured in<br>A)degrees<br>B)meters<br>C)seconds<br>D)newton
Q20: Changing magnetic field induces<br>A)charge<br>B)current<br>C)frequency<br>D)voltage
Q21: Speed of sound in air is {{}}<br>A)280
Q23: Actual range of values around a measurement
Q24: Depth of water in a bottle is
Q25: Maximum current a battery of e.m.f 3.0