Question

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?

## The correct answer is:

### Related Questions to study

### If then the general solution of x=

### If then the general solution of x=

### 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 m_{2} 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 m_{2} is equal to

### ; then the general solution of A=

### ; then the general solution of A=

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?

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?

### The general solution of is

### The general solution of is

### If then x = - ....

11 sin

^{2}x + 7 cos

^{2}x = 8 .

Or, 11 sin

^{2}x + 7 ( 1 - sin

^{2}x) = 8 .

Or, 11 sin

^{2}x + 7 - 7sin

^{2}x = 8 .

Or, 11sin

^{2}x - 7 sin

^{2}x = 8 - 7 .

Or, 4sin

^{2}x = 1

Or, sin

^{2}x = 1/4

Or, Sin

^{2 }x= Sin

^{2 }π/6

x = π/6

Hence, the correct option is (c).

### If then x = - ....

11 sin

^{2}x + 7 cos

^{2}x = 8 .

Or, 11 sin

^{2}x + 7 ( 1 - sin

^{2}x) = 8 .

Or, 11 sin

^{2}x + 7 - 7sin

^{2}x = 8 .

Or, 11sin

^{2}x - 7 sin

^{2}x = 8 - 7 .

Or, 4sin

^{2}x = 1

Or, sin

^{2}x = 1/4

Or, Sin

^{2 }x= Sin

^{2 }π/6

x = π/6

Hence, the correct option is (c).

### The general solution of i

Tan 2x - Tan x / 1 + Tan x. Tan 2x = 1 .

Or, Tan (2x - 1 ) = 1 .

Or, Tan x = 1 .

Hence, the correct option is (d).

### The general solution of i

Tan 2x - Tan x / 1 + Tan x. Tan 2x = 1 .

Or, Tan (2x - 1 ) = 1 .

Or, Tan x = 1 .

Hence, the correct option is (d).

### If then

then = 0

### If then

then = 0

### The most general value of satisfying the equations is

### The most general value of satisfying the equations is

### The smallest value of satisfying the equation IS

### The smallest value of satisfying the equation IS

### If and is acute then

### If and is acute then

### If then x=

### If then x=

The adjoining figure shows a force of 40 N pulling a body of mass 5 kg in a direction above the horizontal. The body is in rest on a smooth horizontal surface. Assuming acceleration of free-fall is 10 . Which of the following statements I and II is/are correct?

I) The weight of the 5 kg mass acts vertically downwards

II) The net vertical force acting on the body is 30 N.

The adjoining figure shows a force of 40 N pulling a body of mass 5 kg in a direction above the horizontal. The body is in rest on a smooth horizontal surface. Assuming acceleration of free-fall is 10 . Which of the following statements I and II is/are correct?

I) The weight of the 5 kg mass acts vertically downwards

II) The net vertical force acting on the body is 30 N.

A sphere of mass m is kept in equilibrium with the help of several springs as shown in the figure. Measurement shows that one of the springs applies a force on the sphere. With what acceleration the sphere will move immediately after this particular spring is cut?

A sphere of mass m is kept in equilibrium with the help of several springs as shown in the figure. Measurement shows that one of the springs applies a force on the sphere. With what acceleration the sphere will move immediately after this particular spring is cut?

If you want to pile up sand onto a circular area of radius R. The greatest height of the sand pile that can be erected without spilling the sand onto the surrounding area, if is the coefficient of friction between sand particle is

If you want to pile up sand onto a circular area of radius R. The greatest height of the sand pile that can be erected without spilling the sand onto the surrounding area, if is the coefficient of friction between sand particle is