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Q. A concave lens always forms an image which is
A concave lens always forms an image which is virtual and erect.
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Q. Which one of the following is an ohmic conductor?
Q. The magnitude of saturation photoelectric current depends upon
Q. A liquid disturbed by stirring comes to rest due to
Q. Danger signals are generally red as red light
Q. Which among the given is the unit of perceived loudness of sound
Q. When a number of resistors are connected in series in a circuit, the value of current:
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