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A point negative charge -Q is placed at a distance r from a dipole moment p in the xy plane as shown in fig. The x component oif force acting on the charge -Q is
29
Oct
A point negative charge -Q is placed at a distance r from a dipole moment p in the xy plane as shown in fig. The x component oif force acting on the charge -Q is A point negative charge -Q is placed at a distance r from a dipole moment p in the xy plane [...]
The density of a polyatomic gas in standard conditions is 0.795 kg m^-3. The specific heat of the gas at constant volume is
29
Oct
The density of a polyatomic gas in standard conditions is 0.795 kg m^-3. The specific heat of the gas at constant volume is The density of a polyatomic gas in standard conditions is 0.795 kg m^-3. The specific heat of the gas at constant volume is October 29, 2020 Category: Uncategorised (JEE Advanced Physics by [...]
A fixed mass of helium gas is made to undergo a process in which its pressure varies linearly from 1 kPa to 2 kPa, in relation to its volume as the latter varies from 0.2 m^3 to 0.4
29
Oct
A fixed mass of helium gas is made to undergo a process in which its pressure varies linearly from 1 kPa to 2 kPa, in relation to its volume as the latter varies from 0.2 m^3 to 0.4 A fixed mass of helium gas is made to undergo a process in which its pressure varies [...]
Argon gas is adiabatically compressed to half its volume. If P, V and T represent the pressure, volume and temperature of the gaseous system, respectively, at any stage, then the
29
Oct
Argon gas is adiabatically compressed to half its volume. If P, V and T represent the pressure, volume and temperature of the gaseous system, respectively, at any stage, then the Argon gas is adiabatically compressed to half its volume. If P at any stage respectively then the V and T represent the pressure volume and [...]
A closed organ pipe and an open organ pipe have their first overtones identical in frequency. Their lengths are in the ratio
29
Oct
A closed organ pipe and an open organ pipe have their first overtones identical in frequency. Their lengths are in the ratio A closed organ pipe and an open organ pipe have their first overtones identical in frequency. Their lengths are in the ratio October 29, 2020 Category: Cengage JEE Mains Physics by B.M Sharma [...]
A thin glass rod is bent into a semicircle of radius r . a charge +Q is uniformly distributed along the uper half, and a charge -Q is uniformly distributed along the lower half, as shown in figure. The electric field E at P , the centre of the semicircle , is
29
Oct
A thin glass rod is bent into a semicircle of radius r . a charge +Q is uniformly distributed along the uper half, and a charge -Q is uniformly distributed along the lower half, as shown in figure. The electric field E at P , the centre of the semicircle , is A thin glass [...]
An ideal gas is taken through A to B to C to A, as shown in the given figure. If the net heat supplied to the gas in the cycle is 15 J, the work done by the gas in the process C to A is
29
Oct
An ideal gas is taken through A to B to C to A, as shown in the given figure. If the net heat supplied to the gas in the cycle is 15 J, the work done by the gas in the process C to A is An ideal gas is taken through A to B [...]
A sonometer wire of length l vibrates in fundamental mode when excited by a tuning fork of frequency 416 Hz. If the length is double keeping other things same the string will
29
Oct
A sonometer wire of length l vibrates in fundamental mode when excited by a tuning fork of frequency 416 Hz. If the length is double keeping other things same the string will A sonometer wire of length l vibrates in fundamental mode when excited by a tuning fork of frequency 416 Hz. If the length [...]
A sound wave of wavelength λ travels towards the right horizontally with a velocity V. It strikes and reflects from a vertical plane surface, travelling at a speed v towards the left. The number of positive crests striking in a time interval of 3 s on the wall is
29
Oct
A sound wave of wavelength λ travels towards the right horizontally with a velocity V. It strikes and reflects from a vertical plane surface, travelling at a speed v towards the left. The number of positive crests striking in a time interval of 3 s on the wall is A sound wave of wavelength λ [...]
The equation of a stationary wave is y=0.8cos ( 20/πx )sin200πt where x is in cm and t is in seconds. The separation between consecutive nodes is
29
Oct
The equation of a stationary wave is y=0.8cos ( 20/πx )sin200πt where x is in cm and t is in seconds. The separation between consecutive nodes is The equation of a stationary wave is y=0.8cos ( 20/πx )sin200πt where x is in cm and t is in seconds. The separation between consecutive nodes is October [...]