Indian army has published the notification for SSC Tech 56 men and SSC Tech 27 women for the course commencing at OTA Chennai from April 2021
Which one of the following physical quantities has the same dimensions as that of Planck’s constant h?
Linear momentum
Angular momentum
Force
Potential energy
At what temperature the centigrade (Celsius) and Fahrenheit, readings are the same
– 40 °
+ 40 °
36.6 °
– 37 °
When a body is taken from the equator to the poles, its weight_______.
Remains constant
Increases
Decreases
Increases at N-pole and decreases at S-pole
Which one of the following does not convert electrical energy into light energy?
A candle
A light-emitting diode
A laser
A television set
Which one of the following can extinguish fire more quickly?
Cold water
Boiling water
Hot water
Ice
