16 In the circuit diagram shown, the device marked X is a -----------------
Click here to see exhibit
rheostat
voltmeter
jockey
galvanometer
17 The null condition in potentiometer experiment shows that
the potential difference under test is zero
current is varying in the circuit
potential differences are varying in the circuit
potential difference are balanced
18 The potentiometer wire plays equivalent role of which of these devices in a circuit?
rheostat
thermostat
galvanometer
ammeter
1
Expert's answer
2016-08-22T04:40:29-0400
Dear na, your question requires a lot of work, which neither of our experts is ready to perform for free. We advise you to convert it to a fully qualified order and we will try to help you. Please click the link below to proceed: Submit order
Comments
Leave a comment