Velocity

Q.

Distance covered by a moving object in unit time is called

1. displacement

2. Path length

3. Speed

4. Velocity

Q.

Can the speed of a person be negative?

Q. State whether given statement is True or False.
Both speed and velocity of a particle can be negative.

1. True
2. False

Q.

Which of the following is true about velocity?

1. Watts

2. Joules

3. $kg/s$

4. $m/s$

Q. In which graph, the object is at rest for sometime?

1. In graph A only
2. In graph B only
3. In both the graphs
4. The object is in continuous motion in both the graphs.

Q. Choose the correct statement.

1. The average speed of a moving body can be zero.

2. Displacement of a body can be zero.

3. Distance travelled by a moving body can be zero.

4. All of the above

Q.

A body starts accelerating from rest under gravity. What is the displacement of the body in 10-15 sec time interval?(Assume g=10 ${ms}^{-2}$)?

1. 625 m

2. 575 m

3. 600 m

4. 1000 m

Q. If we denote speed by $S$, distance by $D$ and time by $T$, then the relationship between these quantities is

1. $S=D\times T$
2. $T=\frac{S}{D}$
3. $S=\frac{1}{T}\times D$
4. $S=\frac{T}{D}$

Q.

SI unit of velocity is ______

Q.

A body has a displacement of 10 meters with average velocity of $5m/s$.Time taken is

1. $6seconds$

2. $16seconds$

3. $2seconds$

4. $5seconds$

Q. Choose the correct unit of velocity.

1. $m/s$
2. $m$
3. $m/s^2$
4. $m^2/s$

Q.

Explain the term speed.

Q. A boy observed a circular track with radius $r$ and completed one revolution of the track. Choose the correct statement(s).

1. Non- zero

2. Zero

3. 4 J

4. Can't be said

Q. If we denote speed by S, distance by D and time by T, then:

1. S = D x T
2. T = S x D
3. D = S x T
4. S = T/D

Q. Average velocity and average speed is same for:

1. A flight travelling between Delhi to Kolkata.
2. A car making a round trip on a circular track.
3. A one-way trip on a straight road.
4. A car going from Delhi to Mumbai on a zig-zag road.

Q.

Define the variable velocity?

Q. A car travelling at a uniform speed can cover 96 km in 4 hours. How many kilometers can it cover in 10 minutes?

1. $10km$
2. $24km$
3. $4km$
   
4. $240km$

Q. A plane leaves town $C$ at $1157$ and flies $1500km$ to another town, landing at $1412$. Calculate the average speed of the plane.

Q. A car travelling at a uniform speed can cover 96 km in 4 hours. How many kilometers can it cover in 10 minutes?

1. $24km$
2. $10km$
3. $4km$
   
4. $240km$

Q. In which graph, the object is at rest for sometime?

1. In graph A only
2. In graph B only
3. In both the graphs
4. The object is in continuous motion in both the graphs.

Q. A car travelling at a uniform speed can cover 96 km in 4 hours. How many kilometers can it cover in 10 minutes?

1. $4km$
   
2. $10km$
3. $24km$
4. $240km$

Q. Which of the following statement is correct for a round trip along the same route?

1. The average speed is zero.
2. The average velocity is zero.
3. Both the average velocity and average speed are non-zero.
4. The average velocity is half of the average speed.