A toy cart is tied to the end of an unstretched string of length I when resolved
If the Ratio of diameters, length and Youngs modulus of steel and copper wires shown in the figure are p, q and s respectively
Which one of the following statements is wrong
Two wires are made of the same material and have the same volume
Which is the most elastic
There are two wires of same material and same length while the diameter of
A rope 1cm in diameter breaks if tension in it exceeds 500 N
A steel wire of cross-sectional area
a capillary tube (a) is dipped in water. another identical tube
One end of a horizontal thick copper wire length 2L and radius 2R is welded to an end of another horizontal thin copper wire of le..
How much force is required to produce an increase
A rubber cord 10m long is suspended vertically
a 20 - cm long capillary tube is dipped in water.
The young modulus of the material of a wire is equal to the
In the youngs experiment, if lenth of wire and radius
A stress of 3.18*10
A 0.1 kg mass is suspended from a wire of negligible mass
Two wires are made of the same material and have the same volume.
Y = mgl/Ï€r2L formula would give Y if mg is doubled
A spring of force constant 800 N/m has an extension
If the terminal speed of shaper of golÄ density
A steel rod has a radius R=9.5mm and length L = 81cm
An open glass tube is immersed in mercury in such a way
a spherical solid ball of volume v is made of a material
a spherical Ball of radius r is a viscous fluid of viscosity
if the piston is pushed at a speed of 5mms^-1
if two soap bubbles of different radii are connected by a tube
a think liquid film formed between a u - wire and a light
assume that a drop of liquid evaporators by decrease
if the terminal speed of a sphere of gold
work done in increasing the size of a soap bubbles from a radius
Assume that a drop of liquid evaporates by decrease
A wire of lenght L and cross sectional area A is made of a material
A wire fixed at the upper end stretches by lenght L by applying
Work done in increasing the size of a soap bubble
On heating water bubbles being formed at the bottom of the
A wire elongates by l mm whan a load W is hanged from it
A unifrom cylinder of lenght L and mas M
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