Basic Mechanical Engineering (3110006) MCQs

MCQs of Energy

Showing 21 to 25 out of 25 Questions
21.
Which of the following is a disadvantage of renewable energy?
(a) High pollution
(b) Available only in few places
(c) High running cost
(d) Unreliable supply
Answer:

Option (d)

22.
Which fuel having the highest calorific value?
(a) Petrol
(b) Kerosene
(c) Diesel
(d) Wood
Answer:

Option (a)

23.
Which of the following is not the correct impact of global warming?
(a) Sea ice decrease
(b) Humidity decrease
(c) Earth surface temperature increase
(d) Ocean heat content increase
Answer:

Option (b)

24.
Which of the following is not a cause of global warming?
(a) Decrease in greenhouse emission
(b) Deforestation
(c) Increase CO2 in atmospheric
(d) None of the above
Answer:

Option (a)

25.

The function of the ozone layer is

(a)

Protect the earth from the harmful effect of ultraviolet rays

(b)

Increase the temperature of the earth

(c)

Increase CO2 in atmospheric

(d)

None of the above

Answer:

Option (a)

Showing 21 to 25 out of 25 Questions