Angle ko change Krna sikhiye

In which of the following process, no change in hybridisation state occur but bond angle increases

A variable trisriable triangle is inscribed in a circle ofus R. If the rate of change of a side is R times the rate of change of the opposite angle, then the opposite angle is

In which of the following bond angle changes around 'O' due to back bonding

A projectile is fired at an angle theta with the horizontal in a resistance from atmosphere. Which of the following quantities does not change during the motion ?

A car is moving in a circular path with a uniform speed v. Find the magnitude of change in its velocity when the car rotates through an angle theta .

If the rate of change of sine of an angle theta is k, then the rate of change of its tangent is

A particle moving with a speed v changes direction by an angle theta , without change in speed.

A variable DeltaABC is inscribed in a circle of diameter x units. At a particular instant the rate of change of side a , is x/2 times the rate of change of the opposite angle A then A =

A particle is moving on a circular path with constant speed v. The magnitude of the change in its velocity after it has described an angle of 90^(@) is :

Find out the correct relation for the dependance of change in acceleration due to gravity on the angle at the latitude, due to rotation of earth