Two holes in the disc of energymeter are drilled at the opposite sides of the spindle to

Related MCQs

• In an energymeter braking torque is produced to
• The disc of an instrument using eddy current damping should be of
• In a 3-phase power measurement by two wattmeter method, both the watt meters had identical readings. The power factor of the load was
• In a 3-phase power measurement by two wattmeter method the reading of one of the wattmeter was zero. The power factor of the load must be
• The two pressure coils of a single phase power factor meter have
• In a single phase power factor meter the phase difference between the currents in the two pressure coils is
• In a dynamometer 3-phase power factor meter, the planes of the two moving coils are at
• In a vibrating reed frequency meter the natural frequencies of two adjacent reeds have a difference of
• In a Weston frequency meter, the magnetic axes of the two fixed coils are