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Question
Which of the following is responsible for making and breaking the circuit in an electric bell?
Which of the following is responsible for making and breaking the circuit in an electric bell?
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Solution
The correct option is B Contact Screw
When the striker loses contact with the contact screw, the circuit breaks. When they are in contact, the circuit conducts current. So, the contact screw is responsible for making and breaking of the circuit in an electric bell.
Contact Screw
When the striker loses contact with the contact screw, the circuit breaks. When they are in contact, the circuit conducts current. So, the contact screw is responsible for making and breaking of the circuit in an electric bell.
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