11 | LETXY
Doubt Questions of Physics Class XI.
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If unit vectors A cap and B cap are inclined at an angle θ . . .
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Question : If unit vectors  and B̂ are inclined at an angle θ, then prove that |Â-B̂|=2sinθ/2 Doubt by Ishmeet Solution : | Â-B̂ |² = ( Â...
Using method of dimension, derive an expression for rate of flow (V) of a liquid . . .
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Question : Using method of dimension, derive an expression for rate of flow (V) of a liquid through a pipe of radius (r) under a pressure g...
A bullet fired at an angle of 30° with the horizontal hits the . . .
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Question : A bullet fired at an angle of 30° with the horizontal hits the ground 3/√3 km away. Can we hit a target at a distance of 6 km by...
An object is moving with a uniform acceleration . . .
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Question : An object is moving with a uniform acceleration. Its velocity after 5 seconds is 25 m/s and after 8 seconds s 34 m/s. Find the d...
Two masses m1 and m2 are connected by a massless string as . . .
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Question : Two masses m 1 and m 2 are connected by a massless string as shown in figure given below. Find the value of tension in the str...
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