What is the heat generated (in J) in a heating element of resistance 800 Ω when a current of 0.2 A passes through it for 40 seconds?
View Answer Report Error Discuss
What is the upward force exerted by water called?
Which part of the human brain is the centre for intelligence, memory and emotions?
Galvanization a process to prevent rusting involves use of ___ coating to steel or iron.
In a concave mirror when the object is placed at infinity which of the following applies to the image?
Mirages are formed primarily due to ___ of light.
A unit of power is called a
Kind of cell that does not have a nucleus