Three forces , and act on an object simultaneously. These force vectors are shown in the following free-body diagram. In which direction does the object accelerate?
Answer:The correct answer is: 
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; then the general solution of A=
; then the general solution of A=
An ideal string is passing over a smooth pulley as shown. Two blocks and are connected at the ends of the string. If = 1 kg and tension in the string is 10 N, mass m2 is equal to 

An ideal string is passing over a smooth pulley as shown. Two blocks and are connected at the ends of the string. If = 1 kg and tension in the string is 10 N, mass m2 is equal to 

The general solution of
is
The general solution of
is
If
then the general solution of x=
If
then the general solution of x=
A block of weight W is suspended by a string of fixed length. The ends of the string are held at various positions as shown in the figures below. In which case, if any, is the magnitude of the tension along the string largest?
A block of weight W is suspended by a string of fixed length. The ends of the string are held at various positions as shown in the figures below. In which case, if any, is the magnitude of the tension along the string largest?
If
then x = - ....
If
then x = - ....
The general solution of
i
The general solution of
i
The general value of
satisfies the equation
is
The general value of
satisfies the equation
is
An inclined plane makes an angles with the horizontal. A groove OA=5m cut in the plane makes an angle with OX. A short smooth cylinder is free to slide down the influence of gravity. The time taken by the cylinder to reach from A to O is
An inclined plane makes an angles with the horizontal. A groove OA=5m cut in the plane makes an angle with OX. A short smooth cylinder is free to slide down the influence of gravity. The time taken by the cylinder to reach from A to O is