A ball is dropped vertically from a height h above the ground. It hits the ground and bounces up vertically to a height of h/2. Neglecting subsequent motion and air resistance, its velocity v varies with the height h as:
[Take vertically upwards direction as positive.]
1. | 2. | ||
3. | 4. |
The graph of displacement time is given below.
Its corresponding velocity-time graph will be:
1. | 2. | ||
3. | 4. |
If curve between pressure (P) and volumn (V) is a straight line, write relation between P and V
If slope of curve is first positive, then zero and after that became negative, so best represented of following graph which satisfied above condition
1.
2.
3.
4.
Find sin 5
1. 0.087
2. 0.078
3. 0.056
4. 0.039
Find the value of sin 15
1.
2.
3.
4.
Find maximum and minimum value of y = 3sinx + 4cosx
1. 5 and -5
2. 3 and -3
4. 4 and -4
4. None of the above
Find the roots of equation
1.
2.
3.
4.