Name the energy transfers which occur when :
(a) an electric bell rings
(b) someone speaks into a microphone
(c) there is a picture on a television screen
(d) a torch is on

Name the phenomenon which occurs : when too many electrical appliances are connected to a single socket.

When we speak in front of a microphone the electric energy changes into sound energy.

Name the devices or machines which convert : (a) Mechanical energy into electrical energy. (b) Chemical energy into electrical energy. (c) Electrical energy into heat energy. (d) Light energy into electrical energy. (e) Electrical energy into light energy.

Statements given below are incorrect. Write the correct statements. Q. When we speak in front of a microphone, the electric energy changes into sound energy.

The shivering in malaria occurs when : (a) merozoites are liberated from RBC with toxin (b) when schizonts enter the RBC (c) when the signet ring is formed (d) when the schizonts are on reticulo-endothelial cells

The shivering in malaria occurs when : (a) merozoites are liberated from RBC with toxin (b) when schizonts enter the RBC (c) when the signet ring is formed (d) when the schizonts are on reticulo-endothelial cells

A cyclic process is occurring in C_(3) plant, which is light dependent and needs O_(2) . This process energy rather it consumes energy (a) Can you name the given process ? (b) Is it essential for survival ? ( c) What are the end products of this process ? (d) Where does it occur ?