131. Which of the following is a scalar quantity?

1. 1. Displacement

   
   
   

   2. Electric field

   
   
   

   3. Acceleration

   
   
   

   4. Work

   
   
   

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   N/A

   Correct Option: D

   N/A

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132. Pick out the only vector quantity

1. 1. Pressure

   
   
   

   2. Impulse

   
   
   

   3. Gravitational potential

   
   
   

   4. Co-efficient of friction

   
   
   

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   N/A

   Correct Option: B

   N/A

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133. Pick out the only scalar quantity

1. 1. Power

   
   
   

   2. Electric fileld

   
   
   

   3. Magnetic momentum

   
   
   

   4. Average Velocity

   
   
   

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   N/A

   Correct Option: A

   N/A

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134. Masses of stars and galaxies are usually expressed in terms of

1. 1. Neutron mass

   
   
   

   2. Earth's mass

   
   
   

   3. Solar mass

   
   
   

   4. Lunar mass

   
   
   

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   N/A

   Correct Option: C

   N/A

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135. An object with a constant speed

1. 1. Is not accelerated

   
   
   

   2. Might be accelerated

   
   
   

   3. Is always accelerated

   
   
   

   4. Also has a constant velocity

   
   
   

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   N/A

   Correct Option: B

   N/A

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