Practice Set 1
When a particle executes SHM, the nature of graphical representation of velocity as a function of displacement is :
23
Sep
When a particle executes SHM, the nature of graphical representation of velocity as a function of displacement is : the nature of graphical representation of velocity as a function of displacement is : When a particle executes SHM September 23, 2021 Category: JEE Mains Physics 2002-2019 Solved Video Solutions , Practice Set 1 ,
An unpolarized light beam is incident on the polarizer of a polarization experiment and the intensity of light beam emerging from the analyzer is measured as 100 Lumens. Now, if the analyzer is rotated around the horizontal axis (direction of light) by 30° in clockwise direction, the intensity of emerging light will be……. Lumens.
23
Sep
An unpolarized light beam is incident on the polarizer of a polarization experiment and the intensity of light beam emerging from the analyzer is measured as 100 Lumens. Now, if the analyzer is rotated around the horizontal axis (direction of light) by 30° in clockwise direction, the intensity of emerging light will be……. Lumens. An [...]
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An unpolarized light beam is incident on the polarizer of a polarization experiment and the intensity of light beam emerging from the analyzer is measured as 100 Lumens. Now ,
if the analyzer is rotated around the horizontal axis (direction of light) by 30° in clockwise direction ,
the intensity of emerging light will be....... Lumens. ,
A common transistor radio set requires 12V (D.C.) for its operation. The D.C. source is constructed by using a transformer and a rectifier circuit, which are operated at 220 V (A.C.) on standard domestic A.C. supply. The number of turns of secondary coil are 24, then the number of turns of primary are ……
23
Sep
A common transistor radio set requires 12V (D.C.) for its operation. The D.C. source is constructed by using a transformer and a rectifier circuit, which are operated at 220 V (A.C.) on standard domestic A.C. supply. The number of turns of secondary coil are 24, then the number of turns of primary are …… A [...]
Tags:
A common transistor radio set requires 12V (D.C.) for its operation. The D.C. source is constructed by using a transformer and a rectifier circuit ,
then the number of turns of primary are ...... ,
which are operated at 220 V (A.C.) on standard domestic A.C. supply. The number of turns of secondary coil are 24 ,
A ball will a speed of 9 m/s collides with another identical ball at rest. After the collision, the direction of each ball makes an angle of 30° with the original direction. The ratio of velocities of the balls after collision is x : y, where x is ……
23
Sep
A ball will a speed of 9 m/s collides with another identical ball at rest. After the collision, the direction of each ball makes an angle of 30° with the original direction. The ratio of velocities of the balls after collision is x : y, where x is …… A ball will a speed of [...]
In connection with the circuit drawn below, the value of current flowing through 2 kΩ resistor is ________ × 10^–4 A.
23
Sep
In connection with the circuit drawn below, the value of current flowing through 2 kΩ resistor is ________ × 10^–4 A. In connection with the circuit drawn below the value of current flowing through 2 kΩ resistor is ________ × 10^–4 A. September 23, 2021 Category: JEE Mains Physics 2002-2019 Solved Video Solutions , Practice [...]
An audio signal υm = 20 sin 2 π(1500t) amplitude modulates a carrier υc =80 sin 2π (100,000t). The value of percent modulation is ________.
23
Sep
An audio signal υm = 20 sin 2 π(1500t) amplitude modulates a carrier υc =80 sin 2π (100,000t). The value of percent modulation is ________. 000t). The value of percent modulation is ________. An audio signal υm = 20 sin 2 π(1500t) amplitude modulates a carrier υc =80 sin 2π (100 September 23, 2021 Category: [...]
An electromagnetic wave of frequency 5 GHz, is travelling in a medium whose relative electric permittivity and relative magnetic permeability both are 2. Its velocity in this medium is ……… × 10^7 m/s.
23
Sep
An electromagnetic wave of frequency 5 GHz, is travelling in a medium whose relative electric permittivity and relative magnetic permeability both are 2. Its velocity in this medium is ……… × 10^7 m/s. An electromagnetic wave of frequency 5 GHz is travelling in a medium whose relative electric permittivity and relative magnetic permeability both are [...]
An inclined plane is bent in such a way that the vertical cross-section is given by y=x^2/4 where y is in vertical and x in horizontal direction. If the upper surface of this curved plane is rough with coefficient of friction μ = 0.5, the maximum height in cm at which a stationary block will not slip downward is …… cm.
23
Sep
An inclined plane is bent in such a way that the vertical cross-section is given by y=x^2/4 where y is in vertical and x in horizontal direction. If the upper surface of this curved plane is rough with coefficient of friction μ = 0.5, the maximum height in cm at which a stationary block will [...]
A hydraulic press can lift 100 kg when a mass ‘m’ is placed on the smaller piston. It can lift ……. kg when the diameter of the larger piston is increased by 4 times and that of the smaller piston is decreased by 4 times keeping the same mass ‘m’ on the smaller piston.
23
Sep
A hydraulic press can lift 100 kg when a mass ‘m’ is placed on the smaller piston. It can lift ……. kg when the diameter of the larger piston is increased by 4 times and that of the smaller piston is decreased by 4 times keeping the same mass ‘m’ on the smaller piston. The [...]
A resonance circuit having inductance and resistance 2 × 10^–4 H and 6.28 Ω respectively oscillates at 10 MHz frequency. The value of quality factor of this resonator is ….
23
Sep
A resonance circuit having inductance and resistance 2 × 10^–4 H and 6.28 Ω respectively oscillates at 10 MHz frequency. The value of quality factor of this resonator is …. A resonance circuit having inductance and resistance 2 × 10^–4 H and 6.28 Ω respectively oscillates at 10 MHz frequency. The value of quality factor [...]