10 Questions
Which instrument would be used to determine the least count?
Screw gauge
What is used to determine the moment of inertia of a flywheel about its axis of rotation?
Flywheel meter
How is the frequency of A.C. mains determined using an electromagnet?
By measuring the inductance
What is used to determine the acceleration due to gravity using bar pendulum?
Spring balance
How is the wavelength of sodium light determined using diffraction?
By measuring the angle of diffraction
What is used to determine the least count in measurement?
Screw gauge
Which experiment is used to determine the moment of inertia of a flywheel about its axis of rotation?
Experiment 1
What is used to determine the frequency of A.C. mains using sonometer and an electromagnet?
Both sonometer and electromagnet
How is the acceleration due to gravity determined using bar pendulum?
$g = \frac{4\pi^2L}{T^2}$
What is used to determine the wavelength of sodium light using diffraction?
Diffraction grating
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.
Test your knowledge of applied physics with this lab manual quiz from the Department of Applied Sciences and Humanities at Indira Gandhi Delhi Technical University for Women. Explore experiments on topics such as determining the least count with Vernier calipers, screw gauge, and spectrometer, as well as studying the construction and working of mercury vapor and sodium lamps.
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