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questions
List of practice Questions
Determine the characteristic curve of Zener diode.
Bihar Board XII - 2023
Bihar Board XII
Physics
Semiconductor electronics: materials, devices and simple circuits
Draw graph between the angle of incidence and angle of deviation by using prism. Determine angle of minimum deviation (\(\delta_m\)).
Bihar Board XII - 2023
Bihar Board XII
Physics
Optics
Find the focal length of the given convex lens by plotting graph between u and v.
Bihar Board XII - 2023
Bihar Board XII
Physics
Optics
Plot the graph between \( \frac{1}{u} \) and \( \frac{1}{v} \) for the given concave mirror and then evaluate focal length by graph.
Bihar Board XII - 2023
Bihar Board XII
Physics
Optics
Observe polarization of light due to a thin slit.
Bihar Board XII - 2023
Bihar Board XII
Physics
Optics
Obtain a lens combination with the specified focal length using two lenses from the given lens.
Bihar Board XII - 2023
Bihar Board XII
Physics
Optics
Demonstrate dispersion of light after passing a white light through a prism.
Bihar Board XII - 2023
Bihar Board XII
Physics
Optics
Compare the e.m.f. of two given cells with the help of potentiometer.
Bihar Board XII - 2023
Bihar Board XII
Physics
Current electricity
With the help of given bulb, switch and power source, assemble a household circuit.
Bihar Board XII - 2023
Bihar Board XII
Physics
Current electricity
Identify diode, transistor, LED and I.C. from the given mixed collection.
Bihar Board XII - 2023
Bihar Board XII
Physics
Semiconductor electronics: materials, devices and simple circuits
Show formation of image (nature and size) by a convex lens with the help of a screen and candle.
Bihar Board XII - 2023
Bihar Board XII
Physics
Optics
By using multimeter distinguish between n-p-n and p-n-p transistor.
Bihar Board XII - 2023
Bihar Board XII
Physics
Semiconductor electronics: materials, devices and simple circuits
Show lateral deviation of a beam of light incident obliquely on a glass slab.
Bihar Board XII - 2023
Bihar Board XII
Physics
Optics
Show the formation of image by a concave mirror using a candle and a screen.
Bihar Board XII - 2023
Bihar Board XII
Physics
Optics
Check the continuity of the given circuit by using multimeter.
Bihar Board XII - 2023
Bihar Board XII
Physics
Current electricity
Determine the resistance per centimetre of the given wire by plotting a graph of potential difference vs current.
Bihar Board XII - 2023
Bihar Board XII
Physics
Current electricity
Estimate the resistance of a galvanometer by half-deflection method.
Bihar Board XII - 2023
Bihar Board XII
Physics
Current electricity
Find the focal length of convex mirror using convex lens.
Bihar Board XII - 2023
Bihar Board XII
Physics
Optics
Draw I - V characteristic curve of p-n junction in forward bias and reverse bias.
Bihar Board XII - 2023
Bihar Board XII
Physics
Semiconductor electronics: materials, devices and simple circuits
Determine the refractive index of a glass slab using a travelling microscope.
Bihar Board XII - 2023
Bihar Board XII
Physics
Optics
Determine the refractive index of the material of prism.
Bihar Board XII - 2023
Bihar Board XII
Physics
Optics
Find the focal length of given concave mirror by using two-pin method.
Bihar Board XII - 2023
Bihar Board XII
Physics
Optics
Verify the laws of combination (series or parallel) of resistance using meter bridge.
Bihar Board XII - 2023
Bihar Board XII
Physics
Current electricity
Find the resistance of a given wire using meter bridge.
Bihar Board XII - 2023
Bihar Board XII
Physics
Current electricity
Determine the internal resistance of the given primary cell using potentiometer.
Bihar Board XII - 2023
Bihar Board XII
Physics
Current electricity
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