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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
If a given spring of spring constant k is cut into two indentical segments, the spring constant of each segment is:
Question # 2
The time period of a simple pendulum is independent of its:
Question # 3
The string of a simple pendulum should be:
Question # 4
Which one of the following is an example of SHM:
Question # 5
Amplitude in SHM is equivalent to ______ in circular motion:
Question # 6
A particle is moving along a circular path with uniform speed. Its projection will execute ___along the _____ of the circle:
Question # 7
If the waves produced in a microwave oven are of wave-length 12 cm, then their frequency will be:
Question # 8
When quarter of a circle is completed, phase of vibration is:
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
Free oscillations are always produced by:
Question # 11
The acceleration of body executing SHM is directly proportional to
Question # 12
Velocity of particle executing SHM will be maximum at
Question # 13
The wave form of SHM is
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 displacement of body executing SHM is
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 | In vibrational motion(SHM) |
A. P.E remains conserved
B. Average K.E remain constant
C. Neither P.E nor K.E remains constant
D. Total energy remains constant
|
| 2 | The S.I unit of frequency is |
A. Vibrations s-2
B. Ms-1
C. Hertz
D. s-1
|
| 3 | The unit of spring constant is: |
A. J-sec
B. Metre
C. Nm-1
D. None of these
|
| 4 | Which of the following is an example of SHM(in ideal situations) |
A. Motion of simple pendulum
B. Motion of horizontal spring man system
C. Motion of violin string
D. All of these
|
| 5 | If mass of 10 gm is suspended from a spring of K=0.8 Nm-1then the extension will be: |
A. 10 cm
B. 1 m
C. 10 mn
D. None of these
|
| 6 | If the waves produced in a microwave oven are of wave-length 12 cm, then their frequency will be: |
A. 2500 MHz
B. 0.25 MHz
C. 2500 KHz
D. None of these
|
| 7 | The unit of spring constant is |
A. J-sec
B. Metre
C. Nm-1
D. None of these
|
| 8 | The SI unit of spring constant is identical with that of: |
A. Force
B. Surface tension
C. Pressure
D. Loudness
|
| 9 | If a force of 0.05 N produces an elongation of 20 mm in a 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
|
| 10 | When a body is vibrating, the displacement from mean position: |
A. Increases with time
B. Decreases with time
C. Changes with time
D. None of these
|
Test Questions