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Two communicating vessels contain mercury. The diameter of one vessel is n times larger than the diameter of the other. A column of water of height h is poured into the left vessel. The mercury level will rise in the right hand vessel (s=relative density of mercury and ρ =density of water) by
14
Sep
Two communicating vessels contain mercury. The diameter of one vessel is n times larger than the diameter of the other. A column of water of height h is poured into the left vessel. The mercury level will rise in the right hand vessel (s=relative density of mercury and ρ =density of water) by If pressure [...]
By sucking through a straw, a boy can reduce the pressure in his lungs to 750 mm of Hg (density=13.6g/cm^3). Using a straw, he can drink water from a glass up to a maximum depth of
14
Sep
By sucking through a straw, a boy can reduce the pressure in his lungs to 750 mm of Hg (density=13.6g/cm^3). Using a straw, he can drink water from a glass up to a maximum depth of a boy can reduce the pressure in his lungs to 750 mm of Hg (density=13.6g/cm^3). Using a straw By [...]
A triangular lamina of area A and height h is immersed in a liquid of density ρ in a vertical plane with its base on the surface of the liquid. The thrust on the lamina is.
14
Sep
A triangular lamina of area A and height h is immersed in a liquid of density ρ in a vertical plane with its base on the surface of the liquid. The thrust on the lamina is. A triangular lamina of area A and height h is immersed in a liquid of density ρ in a [...]
The height to which a cylindrical vessel be filled with a homogeneous liquid, to make the average force with which the liquid presses the side of the vessel equal to the force exerted by the liquid on the bottom of the vessel is equal to:
14
Sep
The height to which a cylindrical vessel be filled with a homogeneous liquid, to make the average force with which the liquid presses the side of the vessel equal to the force exerted by the liquid on the bottom of the vessel is equal to: The height to which a cylindrical vessel be filled with [...]
A square wave (-1V to 1V) is applied to p-n junction diode as shown below. Draw the output waveform.
14
Sep
A square wave (-1V to 1V) is applied to p-n junction diode as shown below. Draw the output waveform. A square wave (-1V to 1V) is applied to p-n junction diode as shown below. Draw the output waveform. September 14, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
An inverted bell lying at the bottom of a lake 47.6 m deep has 50 cm^3 of air trapped in it. The bell is brought to the surface of the lake. The volume of the trapped air will be (atmospheric pressure = 70 cm of Hg and density of Hg = 13.6 g/cm^3)
14
Sep
An inverted bell lying at the bottom of a lake 47.6 m deep has 50 cm^3 of air trapped in it. The bell is brought to the surface of the lake. The volume of the trapped air will be (atmospheric pressure = 70 cm of Hg and density of Hg = 13.6 g/cm^3) If pressure [...]
In half-wave rectification, what is the output frequency if the input frequency is 50 Hz? What is the output frequency of a full-wave rectifier for the same input frequency?
14
Sep
In half-wave rectification, what is the output frequency if the input frequency is 50 Hz? What is the output frequency of a full-wave rectifier for the same input frequency? In half-wave rectification what is the output frequency if the input frequency is 50 Hz? What is the output frequency of a full-wave rectifier for the [...]
For the circuit shown in figure, find the current through the 1 ohm resistor. Assume that the two diodes, D1 and D2 are ideal diodes.
14
Sep
For the circuit shown in figure, find the current through the 1 ohm resistor. Assume that the two diodes, D1 and D2 are ideal diodes. D1 and D2 are ideal diodes. find the current through the 1 ohm resistor. Assume that the two diodes For the circuit shown in figure September 14, 2020 Category: Uncategorised [...]
A junction diode of negligible forward resistance is used as a half-wave rectifier. A sinusoidal voltage supply having peak value 50 V is fed to the junction diode and output is obtained across
14
Sep
A junction diode of negligible forward resistance is used as a half-wave rectifier. A sinusoidal voltage supply having peak value 50 V is fed to the junction diode and output is obtained across A junction diode of negligible forward resistance is used as a half-wave rectifier. A sinusoidal voltage supply having peak value 50 V [...]
In a p-n junction diode, the current I can be expressed as, I=Io(exp(ev/kbT – 1)) where I0 is called the reverse saturation current, V is the voltage across the diode and is positive for forward bias and negative
14
Sep
In a p-n junction diode, the current I can be expressed as, I=Io(exp(ev/kbT – 1)) where I0 is called the reverse saturation current, V is the voltage across the diode and is positive for forward bias and negative I=Io(exp(ev/kbT - 1)) where I0 is called the reverse saturation current In a p-n junction diode the [...]