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Q:

Decibel is the unit of

A) speed of light B) intensity of sound
C) intensity of heat D) None of these
 
Answer & Explanation Answer: B) intensity of sound

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Filed Under: Physics

Q:

Curie is the unit of

A) temparature B) radio activity
C) heat D) energy
 
Answer & Explanation Answer: B) radio activity

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Filed Under: Physics

Q:

What is the SI unit of pressure

A) Pascal B) Dyne
C) Newton D) Jule
 
Answer & Explanation Answer: A) Pascal

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Q:

Parasec is ythe unit of

A) distance B) time
C) intensity of light D) magnetic line
 
Answer & Explanation Answer: A) distance

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Q:

SI unit of Luminious intensity is

A) Lumen B) Lux
C) Candela D) Watt
 
Answer & Explanation Answer: C) Candela

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Q:

Which of the following is not the unit of time

A) Parallactic second B) Micro Second
C) Leap year D) Solar day
 
Answer & Explanation Answer: A) Parallactic second

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Q:

A man invests in a 16% stock at 128. The interest obtained by him is :

A) Rs. 8% B) Rs. 12%
C) Rs. 12.5% D) Rs. 16%
 
Answer & Explanation Answer: C) Rs. 12.5%

Explanation:

By investing Rs 128, income derived = Rs. 16

 

By investing Rs. 100, income derived =Rs. (16/128*100)  = Rs.12.5

 

Interest obtained  = 12.5%

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Filed Under: Stocks and Shares

Q:

Light year is a unit of

A) time B) speed of light
C) distance D) mass
 
Answer & Explanation Answer: C) distance

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Filed Under: Physics