NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 1624 - 1631 of 2028
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Question 1624
Question MCQ▾
An object is travelling with speed of sound. Therefore, value of its speed is around:
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Choice (4) | Response |
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a. |
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b. |
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c. |
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d. | All a., b. and c. are correct |
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EditQuestion 1625
Question MCQ▾
Sound cannot propagate through:
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Choice (4) | Response |
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a. | Gas |
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b. | Solid |
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c. | Water |
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d. | Vacuum |
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EditQuestion 1626
Question MCQ▾
Due to which property (ies) , a human can identified the quality of sound produced by a source?
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Choice (4) | Response |
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a. | Loudness |
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b. | Frequency |
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c. | Amplitude |
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d. | All a., b. and c. are correct |
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EditQuestion 1627
Question MCQ▾
If frequency of a vibrating object is , then its time period is:
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Choice (4) | Response |
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b. |
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c. |
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d. |
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EditQuestion 1628
Question MCQ▾
Which of the following force is contact force?
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Choice (4) | Response |
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a. | Magnetic force |
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b. | Electrostatic force |
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c. | Friction force |
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d. | Gravitational force |
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EditQuestion 1629
Question MCQ▾
The speed of sound in kerosene, aluminum and air can correctly compared as:
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Choice (4) | Response |
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b. |
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c. |
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d. |
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EditQuestion 1630
Question MCQ▾
Choices
Choice (4) | Response |
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a. | oscillation per |
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b. | oscillation in |
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c. | oscillation per |
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d. | oscillation per |
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EditQuestion 1631
Question MCQ▾
A force is distributed uniformly on one surface of a cube of edge . The pressure on this surface is:
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Choice (4) | Response |
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a. |
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b. |
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c. |
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d. |
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