Practice Question and Answer
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Q: When a soap bubble is charged then-
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6078e88fc61d5c2ec9500bea- 1it does not undergo any change in sizefalse
- 2it contractsfalse
- 3it expandstrue
- 4None of thesefalse
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Answer : 3. "it expands "
Q: The current in a Photoelectric cell-
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6078e7f00372d85428879617- 1increases on increasing the frequency of incident light.false
- 2decreases on increasing the frequency of incident light.false
- 3remains unchanged on increasing the intensity of incident light.false
- 4increases on increasing the intensity of incident light.true
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Answer : 4. "increases on increasing the intensity of incident light. "
Q: The cathode rays can be deflected-
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6078e778c61d5c2ec9500ad9- 1Both electric and magnetic fieldtrue
- 2Not by any fieldfalse
- 3Only by electric fieldfalse
- 4Only by magnetic fieldfalse
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Answer : 1. "Both electric and magnetic field "
Q: Burns caused by steam are much more severe than those caused by boiling water because-
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6078e69c0372d85428879559- 1Steam pierces through the pores of body quicklyfalse
- 2Steam has latent heatfalse
- 3Temperature of steam is highertrue
- 4Steam is gas and engulfs the body quicklyfalse
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Answer : 3. "Temperature of steam is higher"
Q: Raja Ram Mohan Roy was the founder of:
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6078de21b52a047fdc459de6- 1Brahmo Samajtrue
- 2Prathna Samajfalse
- 3Ram Krishna Missionfalse
- 4Arya Samajfalse
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Answer : 1. "Brahmo Samaj"
Q: Which of the following options correctly explains the term ‘heat budget’?
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6078db8db52a047fdc459bf9- 1It is the amount of heat which the surface of earth receives from the sun.false
- 2It is the radiation from the earth in the form of long waves.false
- 3It is a mode of transfer of heat through matter by molecular activity.false
- 4It is the balance between incoming and outgoing radiation.true
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Answer : 4. "It is the balance between incoming and outgoing radiation."
Q: Where was the 43rd Session of the UNESCO World Heritage Committee held?
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6078dc9a63b9781494e6fe2a- 1Geneva, Switzerlandtrue
- 2Baku, Azerbaijanfalse
- 3Washington D.C., United Statesfalse
- 4New Delhi, Indiafalse
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Answer : 1. "Geneva, Switzerland"
Q: Which country is the largest importer of sunflower oil with imports of about 2.8 million tonnes?
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6078daf1b52a047fdc459b6e- 1Chinafalse
- 2Canadafalse
- 3Indiatrue
- 4U.S.false
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Answer : 3. "India"
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