GATE Questions

Q:

Stoichiometry is based on

A) Law of conservation of energy B) Law of conservation of mass
C) Newton's 1st law D) Kepler's law
 
Answer & Explanation Answer: B) Law of conservation of mass

Explanation:

Stoichiometry is a branch of chemistry deals with the calculations on reactants and products. It is based on the Law of conservation of mass where total mass of reactants is equal to total mass of products.

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Filed Under: Chemistry
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Q:

A trial balance is prepared to

A) measure credits B) measure debits
C) measure credits = debits are not D) None of the above
 
Answer & Explanation Answer: C) measure credits = debits are not

Explanation:
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Filed Under: Indian Economy
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Q:

For economists, the word "utility" means

A) pleasure and satisfaction B) purposefulness
C) versatility and flexibility D) rationality
 
Answer & Explanation Answer: A) pleasure and satisfaction

Explanation:
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Filed Under: Indian Economy
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Q:

Rs.7750 is divided among X, Y and Z such that 3 times of X's share is equal to 5 times of Y's share which is equal to 2 times of Z's share. What is the share (in Rs) of Z?

A) 4250 B) 3750
C) 3875 D) 4475
 
Answer & Explanation Answer: B) 3750

Explanation:
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Filed Under: Simplification
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Q:

When a chemical bond is broken energy is

A) transferred B) released
C) used D) None of the above
 
Answer & Explanation Answer: C) used

Explanation:

Bond breaking is an endothermic process.

Hence, bond breakage needs an amount of energy and uses some energy based on the strength of the bond to break the bond.

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Filed Under: Chemistry
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Q:

A watch is listed for Rs.230 and is sold at a discount of 12%, then the sale price of the watch is

A) Rs.27.6 B) Rs.276
C) Rs.202.4 D) Rs.257.6
 
Answer & Explanation Answer: C) Rs.202.4

Explanation:
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Q:

The main products of photosynthesis are

A) Oxygen B) Sugar
C) Both A & B D) Carbon dioxide
 
Answer & Explanation Answer: C) Both A & B

Explanation:

The two main products of photosynthesis are sugar and oxygen. Oxygen is emitted as waste product and sugar is used for energy preparation using sun light.

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Filed Under: General Science
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Q:

World Wrestling Championship has recently begun at

A) Hungary B) Poland
C) Belgium D) None of the above
 
Answer & Explanation Answer: A) Hungary

Explanation:

Hungarian capital city Budapest is where the World Wrestling Championship has begun in which Bajrang Punia resembles India.

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Filed Under: General Awareness
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