76: What is the principle by which a cooling system (Radiator) in a motor car works ?
(a) Convection
(b) Conduction only
(c) Both conduction and radiation
(d) Radiation only
77: Consider the following statements:
1. Most of Indias external debt is owed by governmental entities.
2. All of Indias external debt is denominated in US dollars.
Which of the statements given above is/are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
78: Assertion (A):
The first ever Bill to make primary education compulsory in India was rejected in 1911.
Reason (R):
Discontent would have increased if every cultivator could read.
(a) Both A and R are true, and R is the correct explanation of A
(b) Both A and R are true, but R is NOT a correct explanation of A
(c) A is true, but R is false
(d) A is false, but R is true
79: Inclusive growth as enunciated in the Eleventh Five Year Plan does not include one of the following :
(a) Reduction of poverty
(b) Extension of employment opportunities
(c) Strengthening of capital market
(d) Reduction of gender inequality
80: In a remote Indian village with a scarcity of fuel, the people draw water from a well. They should be advised before drinking that water to:
(a) Boil it
(b) Use ion exchange resins
(c) Use solar stills for distilling
(d) Use potassium permanganate for purifying the water