Which part of the human brain controls voluntary actions?
The temperature which has the same reading on both Fahrenheit and Celsius scales is –
What is the work done when a force of 20 N moves an object 5 meters?
Lamberts law is related to –
Calculate the work done when a force of 10 N moves an object 5 m at 60° angle to direction of force.
Which of the following gas usually causes explosions in coal-mines?
The mass of a body on earth is 10 Kg, acceleration due to gravity, g (e) is 10 m/s² . If acceleration due to gravity on the moon is g (m) 6 m/s² , the...
Which of the following materials is a good insulator?
The device which converts AC to DC is
Which compound reacts with sodium metal to release hydrogen gas?