Question
With what minimum velocity 
should block be projected from left end A towards end B such that it reaches the other end B of conveyer belt moving with constant velocity v? Friction coefficient between block and belt is 
.
The correct answer is:
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A bob is suspended from a crane by a cable of length 
m. The crane and load are moving at a constant speed . The crane is stopped by a bumper and the bob on the cable swings out an angle of 
. The initial speed 
A bob is suspended from a crane by a cable of length m. The crane and load are moving at a constant speed . The crane is stopped by a bumper and the bob on the cable swings out an angle of . The initial speed
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If are in A.P. then and are in
In any 
s denotes the semi-perimeter of the triangle ABC, ∆ its area and R the radius of the circle circumscribing the triangle ABC i.e., R is the circum-radius.
In any
s denotes the semi-perimeter of the triangle ABC, ∆ its area and R the radius of the circle circumscribing the triangle ABC i.e., R is the circum-radius.
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If 
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The angles of the triangle ABC are denoted by A, B, C and the corresponding opposite sides by a, b, c.
In
The angles of the triangle ABC are denoted by A, B, C and the corresponding opposite sides by a, b, c.
The perimeter of a Δ ABC is 6 times the A.M of the sines of its angles if the side "a" is 1, then the angle A is
The angles of the triangle ABC are denoted by A, B, C and the corresponding opposite sides by a, b, c.
The perimeter of a Δ ABC is 6 times the A.M of the sines of its angles if the side "a" is 1, then the angle A is
The angles of the triangle ABC are denoted by A, B, C and the corresponding opposite sides by a, b, c.
The resistance of a resistance thermometer has values 2.71 and 3.70 ohm at 10ºC and 100ºC The temperature at which the resistance is 3.26 ohm is
The resistance of a resistance thermometer has values 2.71 and 3.70 ohm at 10ºC and 100ºC The temperature at which the resistance is 3.26 ohm is
Diborane is a Lewis acid forming addition compound 
with 
, a Lewis base. This
Diborane is a Lewis acid forming addition compound with , a Lewis base. This
If the angles of triangle are in the ratio 1:1:4 then ratio of the perimeter of triangle to its largest side
if a triangle has sides a, b, and c, then the perimeter of that triangle will be P = a + b + c .
If the angles of triangle are in the ratio 1:1:4 then ratio of the perimeter of triangle to its largest side
if a triangle has sides a, b, and c, then the perimeter of that triangle will be P = a + b + c .
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