show that the time to attain the terminal velocity is independent of the fluid density.
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A glass rod is rubbed with a silk cloth. The glass rod acquires a charge of +19.2×10−19C . (i) find the number of electrons lost by glass rod. (ii) Find the negative charge acquired by silk. (iii) Is there transfer of mass from glass to silk?
30
Aug
A glass rod is rubbed with a silk cloth. The glass rod acquires a charge of +19.2×10−19C . (i) find the number of electrons lost by glass rod. (ii) Find the negative charge acquired by silk. (iii) Is there transfer of mass from glass to silk? A sphere is dropped under gravity through a fluid [...]
viscous liquid of viscosity n is filled between an outer fixed cylinder as shown in the figure. the central sollid cylinder starts with angular velocity v0. find out the time after which the angular velocity becomes half.
30
Aug
viscous liquid of viscosity n is filled between an outer fixed cylinder as shown in the figure. the central sollid cylinder starts with angular velocity v0. find out the time after which the angular velocity becomes half. A sphere is dropped under gravity through a fluid of viscosity η . Taking the average ac celeration [...]
A sphere is dropped under gravity through a fluid of viscosity η . Taking the average ac celeration as half of the initial ac celeration, show that the time to attain the terminal velocity is independent of the fluid density.
30
Aug
A sphere is dropped under gravity through a fluid of viscosity η . Taking the average ac celeration as half of the initial ac celeration, show that the time to attain the terminal velocity is independent of the fluid density. A sphere is dropped under gravity through a fluid of viscosity η . Taking the [...]