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Questions and Answers
Which instrument would be used to determine the least count?
Which instrument would be used to determine the least count?
- Vernier calipers
- Spectrometer
- Screw gauge (correct)
- Voltmeter
What is used to determine the moment of inertia of a flywheel about its axis of rotation?
What is used to determine the moment of inertia of a flywheel about its axis of rotation?
- Vernier calipers
- Screw gauge
- Flywheel meter (correct)
- Sonometer
How is the frequency of A.C. mains determined using an electromagnet?
How is the frequency of A.C. mains determined using an electromagnet?
- By measuring the voltage
- By measuring the resistance
- By measuring the inductance (correct)
- By measuring the capacitance
What is used to determine the acceleration due to gravity using bar pendulum?
What is used to determine the acceleration due to gravity using bar pendulum?
How is the wavelength of sodium light determined using diffraction?
How is the wavelength of sodium light determined using diffraction?
What is used to determine the least count in measurement?
What is used to determine the least count in measurement?
Which experiment is used to determine the moment of inertia of a flywheel about its axis of rotation?
Which experiment is used to determine the moment of inertia of a flywheel about its axis of rotation?
What is used to determine the frequency of A.C. mains using sonometer and an electromagnet?
What is used to determine the frequency of A.C. mains using sonometer and an electromagnet?
How is the acceleration due to gravity determined using bar pendulum?
How is the acceleration due to gravity determined using bar pendulum?
What is used to determine the wavelength of sodium light using diffraction?
What is used to determine the wavelength of sodium light using diffraction?
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Study Notes
Determining Physical Quantities
- The instrument used to determine the least count is a vernier calliper or a screw gauge.
- The moment of inertia of a flywheel about its axis of rotation is determined using a flywheel experiment.
- The frequency of A.C. mains is determined using a sonometer and an electromagnet.
- The acceleration due to gravity is determined using a bar pendulum.
- The wavelength of sodium light is determined using diffraction and a diffraction grating.
- The least count in measurement is determined using a vernier calliper or a screw gauge.
- The flywheel experiment is used to determine the moment of inertia of a flywheel about its axis of rotation.
- The frequency of A.C. mains is determined using a sonometer and an electromagnet.
- The acceleration due to gravity is determined using a bar pendulum.
- The wavelength of sodium light is determined using diffraction and a diffraction grating.
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