Magnitude and Direction

Q. The displacement of a particle is given by y=a+bt+ct2+dt4. The initial velocity and acceleration are respectively

Q.

1 :-Give the difference between distance and displacement ?

2 :- Give the difference between speed and velocity ?

Q.

If the direction of motion changes, its velocity also changes.

1. True

2. False

Q. What is the difference between vector quantity and scalar quantity explain by giving examples

Q.

Differentiate between the following:
(i) Speed and velocity
(ii) Distance and displacement
on basis of scalar and vector quantities. [2 MARKS]

Q. What is the difference between change in magnitude of velocity and magnitude of change in velocity

Q.

Motion of planets around sun is an example of ____.

1. accelerated, non-uniform motion

2. constant velocity, uniform motion

3. accelerated, uniform motion

4. none of these

Q. For a train that travels from one station to another station at a uniform speed of 40kmph and returns to the final station at 60kmph , then it's average speed is? Convert into ms

Q. What is the difference between 'distance travelled' by a body and its 'displacement' ? Explain with the help of a diagram.

Q. Which of the following are vector quantities?

1. Velocity
2. Distance
3. Displacement
4. Time

Q. Which of the following statement(s) is/are true about the displacement of an object?

1. It can be zero.
2. It is a scalar quantity.
3. It can be greater than the distance travelled by the object.
4. It is always less than or equal to the distance travelled by the object.

Q.

What is a vector quantity?

Q. Difference between vector quantity and Scaler quantity?

Q.

What is a vector quantity?

Q. Which of the following is used to measure distance?

1. Thermometer
2. Barometer
3. Odometer
4. Speedometer

Q. Which of the following is / are scalar quantity?

1. Distance
2. Speed
3. Velocity
4. Displacement

Q. If the direction of motion changes, which of the following quantities change?

1. Speed
2. Displacement
3. Acceleration
4. Velocity

Q.

Name the physical quantity which corresponds to :-

(i) rate of change of displacement
(ii) rate of change of velocity.

Q.

The uniform circular motion is an accelerated motion.

1. True
2. False

Q. A juggler tosses a ball making an angle of 60° with the horizontal. He runs on a level ground and catches the ball. If he had thrown the ball with speed v, then his speed must be .......

Q. Which of the following statement(s) is/are true about the displacement of an object?

1. It is a scalar quantity.
2. It can be greater than the distance travelled by the object.
3. It is always less than or equal to the distance travelled by the object.
4. It can be zero.

Q.

Which of the following statements is true for displacement?

1. It cannot be zero.

2. Its magnitude is greater than the distance travelled by the object.

3. It is a scalar quantity.

4. Its magnitude is less than or equal to the distance travelled by the object.