Thermal Properties of Matter
Quick practice
Question 1 of 5
Ventilators are provided at the top of room –
A
To maintain convection currents to keep the air fresh in the room
B
To provide an outlet for carbon – dioxide
C
So that sunlight may enter the room
D
To bring oxygen for breathing
Get unlimited practice with IIT JEE subscription
Boost your performance with adaptive practice tests
Practice every concept in the syllabus
Compare your speed and accuracy with your peers
Download the app and practice on the go