set 2 MCQ Questions & Answers Detailed Explanation
MOST IMPORTANT general science mcq - 2 EXERCISES
The following question based on motion under gravity topic of general science mcq
(a) Same at every place on the Earth’s surface
(b) Maximum at the poles
(c) Maximum at the equator
(d) More on the mountains than planes
The correct answers to the above question in:
Answer: (b)
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Read more physics gk quiz Based General Science Questions and Answers
Question : 1
A ball is dropped from the top of a high building with a constant acceleration of 9.8 m/$s^2$. What will be its velocity after 3 s?
a) 19.6 m/s
b) 9.8 m/s
c) 29.4 m/s
d) 39.2 m/s
Answer »Answer: (c)
Question : 2
Which of the following pairs is correctly matched?
Column I | Column II |
A. Radium | 1. Alexander Fleming |
B. Penicillin | 2. Madam Curie |
C. X-ray | 3. Edward Jenner |
D. Smallpox | 4. W.K. Roentgen |
a) 2 3 4 1
b) 2 1 4 3
c) 3 4 1 2
d) 4 1 2 3
Answer »Answer: (b)
Question : 3
If pieces of equal size of woods, wax and iron falling from a same height, which one will reach the surface of the Earth first?
a) Wax
b) Wood
c) Iron
d) Reach at the same time
Answer »Answer: (d)
Question : 4
Consider the following statements. A Simple Pendulum is set into oscillation. Then,
- the acceleration is zero when the bob passes through the mean position.
- in each cycle the bob attains a given velocity twice.
- both acceleration and velocity of the bob are zero when it reaches its extreme position during the oscillation.
- the amplitude of oscillation of the simple pendulum decreases with time.
a) 3 and 4
b) 1 and 2
c) 1, 2 and 4
d) 2, 3 and 4
Answer »Answer: (c)
Question : 5
Who among the following anticipated Newton by declaring that all things gravitate to the Earth?
a) Varahamihira
b) Aryabhatta
c) Buddhagupta
d) Brahmagupta
Answer »Answer: (d)
Question : 6
A Geosynchronous satellite continuously active in its orbit due to centrifugal force which is obtained by
a) The gravitational force on the satellite by the Earth
b) The rocket engine that propelled the satellite
c) The gravitational force on the satellite by the Sun
d) The gravitational force on the Earth by satellite
Answer »Answer: (a)
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