The more thick the wire which is passing current the flow will be

When the circuit is open the current will

A. not flow

B. flow

C. increase

D. decrease

Electric current can flow through

A. open circuit

B. closed circuit

C. both circuits

D. magnetic field

Shorter line on battery symbol represents the

A. negative terminal

B. positive terminal

C. resistance

D. friction

Connecting the wires to mains can lead to

A. kill

B. fair investigation

C. glowing bulb

D. huge discoveries

Connecting too many batteries can lead to

A. overheating

B. burning of wires

C. burning of bulb

D. all of them