Question

Q-1 Choose oscillatory motion from the following? option is:

Bus moving in straight line.

Cycle moving in non uniform motion.

Rail moving in uniform motion.

Simple pendulum.

Q-2 Sania noted that a simple pendulum bob takes 36 seconds to complete 20 oscillations. What is the time period of the pendulum?
option

1.4 sec

1.8 sec

1.7 sec

1.2 sec

Q 3 How many times the pulse of a normal healthy adult at rest beats in one minute?
option

110 times

130 times

50 times

72 times

Q 4. The speed of a train is expressed in.................

Km / h

m / sec

m / min

All the above are correct.

Q 5. The basic unit of time is...........

Hour

Minute

Second

All the above are correct.

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Answer 1

Ans 1 = Simple Pendulum

Ans 2 = 1.8 sec

Ans 3 = 72 times

Ans 4 = Km/h

Ans 5 = Second

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