The full-scale deflection current of an ammeter is 1 mA and its inter – McqOptions

MCQOPTIONS

1.	The full-scale deflection current of an ammeter is 1 mA and its internal resistance is 100°hm. This is to have full deflection when 100V is measured. What is the value of series resistor to be used?
A.	99.99 K ohms
B.	100 K ohms
C.	99.99 ohms
D.	100 ohms
Answer» B. 100 K ohms

Discussion

No Comment Found

Related MCQs

_____ instruments are those which measure the total quantity of electricity delivered in a particular time.
The use of _____ instruments is merely confined within laboratories as stand ardizing instruments.
Which of the following instruments indicate the instantaneous value of the electrical quantity being measured at the time at which it is being measured ?
A _____ device prevents the oscillation of the moving system and enables the latter to reach its final position quickly
A moving-coil permanent-magnet instrument can be used as _____ by using a low resistance shunt.
Most common form of A.C. meters met with in every day domestic and industrial installations are
is an instrument which measures the insulation resistance of an electric circuit relative to earth and one another,
The ratio of maximum displacement deviation to full scale deviation of the instrument is called
In a vibrating reed frequency meter the natural frequencies of two adjacent reeds have a difference of
In an AC. co-ordinate potentiometer, the currents in the phase and quadrature potentiometer are adjusted to be