List of top Instrumentation Engineering Questions on Basics of Circuits

The transformation ratio in a transformer is (1-primary, 2-secondary, N-turns, E-voltage):

Fractional pitch winding is used in DC machines to:

The value of the alternating current which is equal to the DC current that gives the same heating effect over a fixed period of time is called:

“A linear bilateral network containing several sources... the algebraic sum of the currents or voltages of each individual source considered separately with all others made inoperative” is according to:

If there is a common branch with a voltage source alone between two meshes, then the combination is called:

Voltage across a short circuit is:

Which of the following laws states that “Algebraic sum of the currents at a node is zero”?

Internal resistance of an ideal voltage source is:

"Whenever magnetic flux linked with a closed coil changes, an induced emf is setup in the coil and lasts as long as the change in magnetic flux continues." This is:

The mechanical force per unit charge at a given point is called:

The energy stored in a capacitor \( C \) when a voltage \( V \) exists across it is:

An ammeter with input resistance of 50 $\Omega$ gives full scale deflection for 50 $\mu$A current.
The input resistance of a 0–1 mA ammeter obtained by connecting a shunt across the 0–50 $\mu$A meter will be:

The type of A/D converter normally used in a 3 ½ digit multimeter is

Force on a current-carrying conductor placed in a magnetic field is given by:

The total inductance of two inductances \(L_1\) and \(L_2\) with series opposing connection and mutual inductance \(M\) is: