Explain the meaning of the statement 'the power of an appliance is 100 W'.

Explain the meaning of the statement, 'The current rating of a fuse is 5 A'.

Explain the meaning of the statement current rating of a fuse is 5 A..

Explain the meaning of the statement: "Angle of dip at a certain place on earth is 60^(@) .

Explain the meaning of the following statement '1 kgf = 9.8 N' .

Assertion: In parallel combination of electrical appliances, total power consum ption is equal to the sum of the powers of the indivisual appliances. Reason : Electrons move away from a region of lower potential to a region of higher potential.

Draw diagram to connect two appliances A and B rated as '2.2 kW, 220 V' and '110 W, 220 V' respectively with the mains of 220 V. Show in the diagram the switch and fuse with each appliances. State the fuse of which appliance is thicker and why?

What do you mean by earthing of an electric appliance ?

An engine pumps water through a hose pipe. Water passes through the pipe and leaves it with a velocity of 2 ms^(1) . The mass per unit length of water in the pipe is 100 kgm^(-1) . What is the power of the engine? (a) 400 W (b) 200W (c) 100W (d) 800W

An electrical appliance has a rating 100 W, 120 V. The resistance of element of appliance when in use is :

Two electric bulbs , rated for the same voltage , have powers of 200 W and 100 W , respectively. If their resistances are r_(1) and r_(2) , respectively , then