A Permanent Magnet Moving Coil (PMMC) meter also known as a D’Arsonval meter or galvanometer is an instrument that allows you to measure the current through a coil by observing the coil’s angular deflection in a uniform magnetic field.
2) What is the full form of the abbreviation PMMC meter?
Answer is:
Permanent Magnet Moving Coil meter
Explanation:
Related AC and DC Measuring Instruments MCQ with Answers
Answer is:
Square wave
Explanation:
A Schmitt trigger is a comparator (not exclusively) circuit that makes use of positive feedback (small changes in the input lead to large changes in the output in the same phase) to implement hysteresis (a fancy word for delayed action) and is used to remove noise from an analog signal while converting it to a digital one.
Square wave is generated in Schmitt trigger circuit.
Answer is:
Control grid
Explanation:
Control grid controls brightness of the image on the screen of oscilloscope.
Answer is:
Band 9
Explanation:
Band 9 is used for UHF in International Telecommunication System.
Answer is:
Voltage
Explanation:
A multimeter is a measuring instrument that can measure multiple electrical properties. A typical multimeter can measure voltage, resistance, and current, in which case it is also known as a volt-ohm-milliammeter (VOM).
