More Classes
5th Class
6th Class
7th Class
8th Class
9th Class
10th Class
11th Class
12th Class
NAT I
NAT II
CSS
IQ
General Knowledge
MDCAT
ECAT
GAT General
GAT Subject
Other Links
Go to Home
Online Tests
ECAT Physics Chapter 7 Oscillations Online Test MCQs With Answers
Question # 1
The restoring force is ______ amd opposite to the applied force within _____:
Choose an answer
Equal, elastic limit
Different, the walls of the laboratory
Different, elastic limit
None of these
Previous
Skip
Next
Question # 2
The string of a simple pendulum should be:
Choose an answer
Heavy
Extensible
In-extensible
None of these
Previous
Skip
Next
Question # 3
The body oscillates due to _____ accelerates and overshoots the rest position due to______,:
Choose an answer
Applied force, inertial
Restoring force, friction
Frictional force, inertial
Restoring force, inertial
Previous
Skip
Next
Question # 4
Amplitude is the displacement of the vibrating body from:
Choose an answer
One extreme position to the other extreme position
Mean position any one extreme position
Both A and B are correct
None of these
Previous
Skip
Next
Question # 5
The wave form of SHM is
Choose an answer
Pulsed wave
Square wave
Triangular waved
Sine wave
Previous
Skip
Next
Question # 6
If a force of 0.05 N produces an elongation of 20 mm in string, then its spring constant will be:
Choose an answer
250 N m
-1
25 N m
-1
2.5 N m
-1
None of these
Previous
Skip
Next
Question # 7
In vibrational motion(SHM)
Choose an answer
P.E remains conserved
Average K.E remain constant
Neither P.E nor K.E remains constant
Total energy remains constant
Previous
Skip
Next
Question # 8
When quarter of a circle is completed, the phase of vibration is:
Choose an answer
90
°
180
°
45
°
360
°
Previous
Skip
Next
Question # 9
The maximum distance of body from mean position when body is executing SHM is called
Choose an answer
Time period
Displacement
Amplitude
Frequency
Previous
Skip
Next
Question # 10
Amplitude in SHM is equivalent to ______ in circular motion
Choose an answer
Diameter
Radius
Circumference
None of these
Previous
Skip
Next
Question # 11
The displacement of body executing SHM is
Choose an answer
x
o
coswt
x
o
sinwt
x
o
sin
2
wt
Both A, B
Previous
Skip
Next
Question # 12
The number of vibrations in two seconds can be expressed as______if frequency of vibration is f.
Choose an answer
f
2 f
3 f
1/2 f
Previous
Skip
Next
Question # 13
If mass of 10 gm is suspended from a spring of K=0.8 Nm
-1
then the extension will be:
Choose an answer
10 cm
1 m
10 mn
None of these
Previous
Skip
Next
Question # 14
The graph showing the variation of displacement with time is a
Choose an answer
Sine curve
Straight line
Parabola
None of these
Previous
Skip
Next
Question # 15
In SHM, the acceleration is ______ when velocity is _____:
Choose an answer
Zero, smallest
Smallest, zero
Zero, zero
Zero, greatest
Previous
Skip
Next
Question # 16
The body oscillates due to ______ accelerates and overshoots the rest position due to _____:
Choose an answer
Applied force , inertia
Restoring force, friction
Frictional force, inertia
Restoring force, inertia
Previous
Skip
Next
Back