Searching for "raised"

Q:

A 5 kg object is raised through a height of 4 m. The work done by the force of gravity acting on the object is (take g = 10 m/s2)

 

A) 200j B) 20j
C) -20j D) -200j
 
Answer & Explanation Answer: D) -200j

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Filed Under: Physics
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Q:

An object of 5.0 kg is raised through a height of 2.0m. The work done in the process is

A) 49 J B) 10 J
C) 19.6 J D) 98 J
 
Answer & Explanation Answer: D) 98 J

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Q:

Urbanization and unsustainable development in India raised several environmental concerns but NOT one among the following.

A) Deforestation B) Soil degradation
C) Depletion of natural resources D) Erratic monsoon
 
Answer & Explanation Answer: D) Erratic monsoon

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Filed Under: Indian Economy
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Q:

Junko sold an item for Rs. 220 at a loss of 12%. By how much should she have raised the price to make a profit of 10% ?

A) Rs. 25 B) Rs. 48.40
C) Rs. 44 D) Rs. 55
 
Answer & Explanation Answer: D) Rs. 55

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Filed Under: Profit and Loss
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Q:

Find the potential energy gained by a body of mass 60 kg, if it is raised by 12 m. (use g = 10 m/s2)

 

A) 7200 B) 50
C) 3600 D) 25
 
Answer & Explanation Answer: A) 7200

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Q:

In new government policy, the price of onion is raised by 35%. By what % should a person reduce onion consumption so that the expenditure on it does not increase?

A) 25% B) 29%
C) 26% D) 33%
 
Answer & Explanation Answer: C) 26%

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Filed Under: Percentage
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Q:

An object weighing 20 kg is raised through a height of 2 m. What will be the work done by the force of gravity in this process?

A) 400 J B) 50 J
C) 40 J D) 100 J
 
Answer & Explanation Answer: A) 400 J

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Q:

Find the potential energy gained by a body of mass 50 kg, if it is raised by 10m. (use g = 10 m/s2)

A) 50 B) 5000
C) 2500 D) 25
 
Answer & Explanation Answer: B) 5000

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Filed Under: Physics
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