Top 50+ Heat and Temperature Objective Questions & Answers - 2

Question: 6

The formula to calculate the thermal capacity of a substance is

(A) mass x specific heat capacity

(B) mass x R.D

(C) mass x temperature rise

(D) mass x density

Question: 7

The value of J is

(A) 7.35 J/cal

(B) 4.186 Joule/cal

(C) 4.816 Joule/cal

(D) 4.180 J/cal

Question: 8

The amount of water vapour present in atmospheric is known as

(A) Specific gravity

(B) Vapour density

(C) Density

(D) Humidity

Question: 9

The unit of Humidity is

(A) Kg²/m

(B) Kg/m²

(C) g/m³

(D) Kg/m³

Question: 10

The lowest temperature that can be obtained using a freezing mixture is

(A) 0°C

(B) -23°C

(C) 32°C

(D) -32°C