Questions

Q:

Sunspots appear dark because they are

A) hotter than the rest of the Sun's surface. B) more magnetic than the rest of the Sun's surface. 
C) cooler than the rest of the Sun's surface. D) None of the above
 
Answer & Explanation Answer: C) cooler than the rest of the Sun's surface.

Explanation:

Sunspots are a magnetic phenomenon on the Sun.

The reason a sunspot appears dark is that they are cooler than the rest of the Sun's surface and also the gas inside the spot where the magnetic field is strongest is only emitting about 1/4 as much light as from the rest of the solar surface. 

 

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Filed Under: Physics
Exam Prep: Bank Exams , CAT

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Q:

Nautical miles to km formula

Answer

km ÷ 1.852 = nautical miles


Hence, 1 nmi = 1.852 km.

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Subject: Physics Exam Prep: CAT , Bank Exams

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Q:

Name the type of mirror used in the headlight of vehicles

A) Plano-convex mirror B) Convex mirror
C) Plane mirror D) Concave mirror
 
Answer & Explanation Answer: D) Concave mirror

Explanation:
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Q:

The tendency of undisturbed objects to stay at rest or to keep moving with the same velocity is called

A) velocity B) force
C) momentum D) inertia
 
Answer & Explanation Answer: D) inertia

Explanation:
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Q:

Which     of     the     following     statements regarding  Article  21  of  the  Constitution  of India is/are correct?

1.Article  21  is  violated  when  the  under-trial   prisoners   are   detained   under judicial    custody    for    an    indefinite period.

2.Right  to life is  one  of  the basic  human rights  and  not  even  the  State  has  the authority to violate that right.

3.Under Article 21, the right of a woman to  make  reproductive  choices  is  not  a dimension of personal liberty.

Select  the  correct  answer  using the  code given below.

A) 1, 2 and 3 B) 1 and 2 only
C) 1 and 3 only D) 2 only
 
Answer & Explanation Answer: B) 1 and 2 only

Explanation:
All are correct except 3, as women always have the right to make reproductive choices.
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Q:

Which Article specifies the Fundamental Duties of every citizen?

A) Article 80 B) Article 343
C) Article 51A D) Article 356
 
Answer & Explanation Answer: C) Article 51A

Explanation:
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Q:

"Population control and family planning" is listed in the __________ list given in the Seventh Schedule in the Constitution of India.

A) Union B) State
C) Global D) Concurrent
 
Answer & Explanation Answer: D) Concurrent

Explanation:
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Q:

As of August 2018, what is the portfolio held by the current Union Minister Ravi Shankar Prasad?

A) Human Resource Development B) Petroleum
C) Law and Telecommunications D) Coal
 
Answer & Explanation Answer: C) Law and Telecommunications

Explanation:
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