Time: 40 Minutes
Question Paper
No. of Questions 20
Marks for each correct Answer: 4
Ja pre
Pour people 4 BC and Dot masses 7.9.5 and 1 ano
and Dot masses 95 and 13 (in kg) respectively are moving with their
respechve velocities in the ratio 435 h a have the highest momentum
2
Asubmarine 608m below sea level sends a SONAR signal to detect an alterart directly above it
receives the signal 10 see: later how far is the aircraft from the submarine?
Speed of sound in air = 340 ms Speed of sound in seawater = 1520 m/s)
(d) 1600m
What is the apparent weight of a person when an elevator is accelerating downwards?
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