Physics - Mock Test 55

Question 541

A rod partly immersed in water appear bend because of?

A) Refraction. B) Reflection. C) Both Refraction and Reflection. D) None of these.

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Question 542

Airplane flies because of?

A) Newtons first law B) Newtons second law C) Newtons third law D) None of these

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Question 543

Normal temparature of human body is?

A) 98.6 Degree Farenheight B) 95.6 Degree Farenheight C) 95.3 Degree Farenheight D) None of these

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Question 544

Mica is used in electric iron because?

A) It is bad conductor of heat and good conductor of electricity B) It is good conductor of heat and bad conductor of electricity C) It is good conductor of heat and electricity D) None of these

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Question 545

Isotopes of an element contains?

A) Same number of protons and different number of neutrons B) Same number of neutrons and different number of protons C) Same number of neutrons and proton D) Different number of neutrons and protons

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Question 546

Light year is a unit of?

A) Time. B) Temperature. C) Distance. D) None of these.

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Question 547

Which is the vector quantity?

A) Mass B) Volume C) Velocity D) Temperature

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Question 548

Standard weights taken in common balance weight box is in the ratio?

A) 5:1:1:2 B) 5:2:2:1 C) 5:1:1:1 D) 5:2:2:2

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Question 549

The property of metals by which it is formed to sheets?

A) Ductility B) Conductivity C) Malleability D) Reactivity

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Question 550

For a particle moving with a constant speed along a straight line PQ, the hodograph is?

A) a straight line parallel to PQ B) a straight line perpendicular to PQ C) a point D) a circle

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