Introduction to Measurements

Q. When an object is placed ____________ the light source, the shadow formed on the screen is ____________.

1. closer to, smaller
2. closer to, bigger
3. far from, of the same size
4. far from, bigger

Q. Car, bus, tractor, truck, motorcycle are the vehicles categorized under:

1. Waterways
2. Airways
3. Roadways
4. Railways

Q.

The actual length of a path travelled is called the distance covered.

1. True
2. False

Q. Kelvin is the unit of:

1. temperature
2. length
3. mass
4. time

Q. When an object is placed the light source, the shadow formed on the screen is .

1. closer to
2. bigger
3. same size as object
4. farther away from

Q.

What is a distance?

Q. The motion of a body that repeats itself after regular intervals of time is called:

1. Rectilinear motion
2. Rotatory motion
3. Circular motion
4. Periodic motion

Q. Identify the correct statement(s):

1. II only
2. I and II
3. Neither I nor II
4. I only

Q.

Motion of moon around the earth is a following motion?

1. periodic

2. non-periodic

3. translatory

4. circulatory

Q.

Is distance a scaler quantity ?

Q.

Give two examples where a body shows more than one type of motion.

Q. What should a person do for increasing accuracy if he is getting different values of length of a rod when measuring different times?

Q.

What do you understand by term distance? What is the unit of distance?

Q. Which physical quantity is used to describe how far a body has traveled?

1. Temperature
2. Time
3. Mass
4. Distance

Q. If a body moves along a straight line, it is said to be in:

1. Circular motion
2. Rectilinear motion
3. Periodic motion
4. Oscillatory motion

Q.

How the motions of a wheel of a moving bicycle and a mark on a blade of moving electric blade fan are different?

Q. Raju travels from Bangalore to Mysore by his car. Name the mode of transportation used by Raju.

1. Airways
2. Waterways
3. Roadways
4. Railways

Q. If a body moves along a circular path, then it is said to be in:

1. Circular motion
2. Periodic motion
3. Oscillatory motion
4. Rectilinear motion

Q. Raju travels from Bangalore to Mysore by his car. Name the mode of transportation used by Raju.

1. Airways
2. Waterways
3. Roadways
4. Railways

Q. Statement 1: Motion is the change in position of an object with respect to its surroundings.
Statement 2: The movement of a swing is an example of periodic motion.

Which of the following is correct?

1. Statement 1 is true but statement 2 is false.
2. Statement 1 is false but statement 2 is true.
3. Both the statements are true.
4. Both the statements are false.

Q. ____ can be defined as the comparison of an unknown quantity with a known quantity.

1. Unit
2. Physical quantity
3. Motion
4. Measurement

Q. In a circular motion, the distance between the moving particle and the fixed point about which it rotates _______ with time.

1. increases
2. decreases
3. remains same
4. first increases and then decreases

Q. Moon going round the earth is an example for:

1. Rectilinear motion
2. Circular motion
3. Periodic motion
4. Random motion

Q. Car, bus, tractor, truck, motorcycle are the vehicles categorized under:

1. Waterways
2. Railways
3. Roadways
4. Airways

Q. Raju travels from Bangalore to Mysore by his car. Name the mode of transportation used by Raju.

1. Waterways
2. Roadways
3. Railways
4. Airways

Q.

Give two examples of the following motions: Periodic motion.

Q. The bottom of a regular water tank has an area of 8 m². The volume of the tank is 16 m³. What is the height of the tank?​

1. 1 m
2. 2 m
3. 4 m
4. 3 m