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psl.
What ( roughly ) is the wave length of red light , of violet light , of a sound wave of frequency 512 ? What determines the pitch of a sound ? 8. A wire running east and west and which is free to move carries a current which flows ...
What ( roughly ) is the wave length of red light , of violet light , of a sound wave of frequency 512 ? What determines the pitch of a sound ? 8. A wire running east and west and which is free to move carries a current which flows ...
psl.
A current of five amepres flows in a coil of wire , of eighty ohms resistance , for one hour , so that the heat developed in the coil is entirely given up to a liquid surrounding the coil , both being within a calorimeter .
A current of five amepres flows in a coil of wire , of eighty ohms resistance , for one hour , so that the heat developed in the coil is entirely given up to a liquid surrounding the coil , both being within a calorimeter .
psl.
Four wires of 3 ohms each are connected to form a square ABCD . The zinc plate of a cell ( E.M.F. 2 volts , internal resistance 1 ohm ) is joined to the point A by a wire of 2 ohms resistance and a similar wire connects the copper plate ...
Four wires of 3 ohms each are connected to form a square ABCD . The zinc plate of a cell ( E.M.F. 2 volts , internal resistance 1 ohm ) is joined to the point A by a wire of 2 ohms resistance and a similar wire connects the copper plate ...
psl.
Length of potentiometer wire = 100 cm . Resistance of potentiometer wire 10 ohms . E.M.F. of standard cell = 1.019 volt . Temperature of cold juncture = 0 ° C . Reading ( in cm . ) Temperature . 97.5 ° C . FACULTY OF ARTS .
Length of potentiometer wire = 100 cm . Resistance of potentiometer wire 10 ohms . E.M.F. of standard cell = 1.019 volt . Temperature of cold juncture = 0 ° C . Reading ( in cm . ) Temperature . 97.5 ° C . FACULTY OF ARTS .
psl.
( a ) State Laplace's law of magnetic action for an element of current and use it to find the value of the intensity at a point in the field due to an infinitely long wire bearing a current . ( b ) A current of 5 amperes traverses a ...
( a ) State Laplace's law of magnetic action for an element of current and use it to find the value of the intensity at a point in the field due to an infinitely long wire bearing a current . ( b ) A current of 5 amperes traverses a ...
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