Physics Practice Question and Answer
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Q: Consider copper and aluminum wire whose length and resistance are the same. Also, the specific resistance of aluminum is more than copper. Select the correct statement
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63c8d853b338bc336f0c3de7- 1Copper and aluminum mass are the samefalse
- 2Copper wire has more mass than the aluminum wirefalse
- 3Copper wire has less mass than the aluminum wirefalse
- 4The information given is incompletetrue
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Answer : 4. "The information given is incomplete "
Q: According to the law of reflection of light -
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5f6da417ff25c92a085bb0d5- 1The angle of incidence is greater than the angle of reflectionfalse
- 2The angle of incidence is equal to the angle of reflectiontrue
- 3The angle of incidence is smaller than the angle of reflectionfalse
- 4All the statements are truefalse
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Answer : 2. "The angle of incidence is equal to the angle of reflection"
Q: On which part of the eye does the reflection of an object lie?
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5fe45b109002d17b1c42e984- 1corneafalse
- 2Retinatrue
- 3Irisfalse
- 4pupilfalse
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Answer : 2. "Retina"
Q: Is a mirror always a direct reflection of the real object?
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5f6da310ff25c92a085ba817- 1flat, convex, concavefalse
- 2flat, concavefalse
- 3convex-concavefalse
- 4Plain, convextrue
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Answer : 4. "Plain, convex"
Q: Pressure inside a soap bubble is-
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6062c4148278fd4419261ced- 1More than atmospheric pressuretrue
- 2Less than atmospheric pressurefalse
- 3Equal to atmospheric pressurefalse
- 4Half of atmospheric pressure/false
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Answer : 1. "More than atmospheric pressure"
Q: Can eyes with vision be seen clearly?
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5fe423abeee69a704db5d457- 1Nearby objectsfalse
- 2Big itemsfalse
- 3distant objectstrue
- 4None of thesefalse
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Answer : 3. "distant objects"
Q: Weighing 1 kilogram is the weight.
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61655de87d6182610f5d76ff- 11 Nfalse
- 210 Nfalse
- 39.8 Ntrue
- 49 Nfalse
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Answer : 3. "9.8 N "
Q: Which one of the following common devices works on the basis of the principle of mutual induction?
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609399ea402c5862950ea190- 1Tubelightfalse
- 2Transformertrue
- 3Photodiodefalse
- 4LEDfalse
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Answer : 2. "Transformer"
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