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Physics 10 Ch-1 Simple Harmonic Motion and Waves-3
1.
Due to which property the mass does not stop at mean position O?
a) Resistance
b) Inertia
c) Gravity
d) Force
2.
What is the motion of a mass attached to a spring on a horizontal frictionless surface called?
a) Rotatory motion
b) Circular motion
c) Linear motion
d) Simple Harmonic Motion
3.
The motion of a ball placed in a bowl is an example of......................?
a) Rotatory motion
b) Circular motion
c) Linear motion
d) Simple Harmonic Motion
4.
When the ball is at the centre of a bowl, what will be the net force?
a) 5 N
b) Maximum
c) 10 N
d) Zero
5.
When a ball is gently displaced from the centre of a bowl it starts oscillating about the centre due to force of................?
a) Resistors
b) Resistance
c) Gravity
d) None of these
6.
What acts as a restoring force in case of ball and bowl system?
a) Component of weight mg cosθ
b) Force of gravity
c) Component of weight mg sinθ
d) Tension in the string
7.
In how many seconds, a human eardrum can oscillate back and forth up to 20,000 times?
a) Three second
b) Two second
c) One second
d) Four second
8.
What is the motion of the ball about a mean position placed in a bowl called?
a) Circular motion
b) Rotatory motion
c) Simple Harmonic Motion
d) Linear motion
9.
Which of the following motion a simple pendulum exhibits?
a) Circular motion
b) Linear motion
c) Rotatory motion
d) SHM
10.
How many times human ear drum can vibrate in one second?
a) 10,000
b) 1000
c) 2000
d) 20,000
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