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MCQ's Test For Physics ECAT Pre Engineering Chapter 7 Oscillations
Try The MCQ's Test For Physics ECAT Pre Engineering Chapter 7 Oscillations
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Total Questions15
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Time Allowed20
Physics ECAT Pre Engineering Chapter 7 Oscillations
00:00
Question # 1
Hertz is unit of:
Question # 2
If a force of 0.05 N produces an elongation of 20 mm in a string, then its spring constant will be:
Question # 3
A body with frequency would complete one vibration in:
Question # 4
Amplitude in SHM is equivalent to_____ in circular motion:
Question # 5
In vibrational motion(SHM)
Question # 6
The body oscillates due to _____ accelerates and overshoots the rest position due to______,:
Question # 7
In SHM, there is always a constant ratio between displacement if body and its:
Question # 8
Which one of the following is an example of SHM
Question # 9
If a force of 0.05 N produces an elongation of 20 mm in string, then its spring constant will be:
Question # 10
The restoring force is ______ and opposite tot he applied force within ______
Question # 11
The unit of spring constant is
Question # 12
If a given spring of spring constant k is cut into two indentical segments, the spring constant of each segment is:
Question # 13
Amplitude in SHM is equivalent to ______ in circular motion
Question # 14
A spring of constant k = 0.4 N m-1is to be extended through 10 cm at a place where g = 10 m sec-2. The mass to be suspended should be:
Question # 15
The maximum distance of body from mean position when body is executing SHM is called
Top Scorers Of Physics ECAT Pre Engineering Chapter 7 Oscillations MCQ`s Test
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M Muhammad Rameez 16 - Sep - 2024 01 Min 10 Sec 60/60 -
A Abdullah Zubair 21 - Dec - 2024 02 Min 18 Sec 60/60 -
D Deuspeu 25 - Sep - 2024 03 Min 31 Sec 60/60 -
A Arshia Faraz 03 - Jun - 2024 01 Min 42 Sec 55/60 -
M Masood Muneer 28 - May - 2024 01 Min 45 Sec 55/60 -
Z Zaka Ullah 10 - Nov - 2024 03 Min 34 Sec 55/60 -
S sana humayun 19 - Dec - 2024 07 Min 02 Sec 55/60 -
M M Umer Arain 08 - Nov - 2024 00 Min 07 Sec 50/60 -
F Farzand Shah Farzand Shah 30 - May - 2024 00 Min 55 Sec 50/60 -
N Nitalaya Hassan 25 - Dec - 2024 01 Min 03 Sec 50/60 -
P Palwasha Junaid 10 - Jan - 2025 02 Min 02 Sec 50/60 -
A Areeb Raja 02 - Jun - 2024 07 Min 15 Sec 50/60 -
T Toseef Khalid 28 - May - 2024 10 Min 42 Sec 50/60 -
E Eraj Abeer 06 - Dec - 2024 16 Min 20 Sec 50/60 -
M Muhammad Sufyan 03 - Jun - 2024 01 Min 19 Sec 45/60
ECAT Physics Chapter 7 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | When quarter of a cycle is completed, the phase of vibration is: |
A. 90°
B. 180°
C. 45°
D. 360°
|
| 2 | When a mass attached to a spring begins to move left or right from the equilibrium position, its P.E.: |
A. Increases
B. Decreases
C. Remains constant
D. None of these
|
| 3 | An object in SHM will have maximum speed when its displacement from equilibrium position is: |
A. Infinity
B. Maximum
C. Zero
D. Minimum
|
| 4 | An angle of 180° in circular motion is equivalent to ______ in SHM. |
A. Half the vibration
B. One vibration
C. 3/4th of a vibration
D. None of these
|
| 5 | Free oscillations are always produced by: |
A. An applied force
B. Gravitational force
C. Restoring force and inertia
D. Inertia only
|
| 6 | Distance covered during one vibration of an oscillating body in terms of amplitude A is: |
A. A
B. 2 A
C. 3 A
D. 4 A
|
| 7 | Vibratory motion is always under |
A. Applied force
B. Restoring force
C. Periodic force
D. Gravitational force
|
| 8 | In SHM, there is always a constant ratio between displacement if body and its: |
A. Velocity
B. Period
C. Mass
D. Acceleration
|
| 9 | The unit of spring constant is: |
A. J-sec
B. Metre
C. Nm-1
D. None of these
|
| 10 | If a force of 0.05 N produces an elongation of 20 mm in string, then its spring constant will be: |
A. 250 N m-1
B. 25 N m-1
C. 2.5 N m-1
D. None of these
|
Test Questions