Wedge

Q.

Scissors constitute of which simple machines?

1. Wedge and lever

2. Pulley and lever

3. Pulley and inclined plane

4. Wedge and pulley

Q. A knife is an example of wedge.

1. Downward direction

2. Upward direction

Q. Which is not a type of simple machine?

1. Lever
2. Wedge
3. Pulley
4. Spring

Q. A sharp tool formed on joining two inclined planes is known as a wedge.

1. False
2. True

Q.

Give two examples each of a wedge and a wheel and axle arrangement.

Q.

Pick the odd one out.

1. Water tap

2. Screw driver

3. Axe

4. Steering wheel

Q. Cross product of two vectors is

Q. Which of the following simple machines are combined to make scissors?

1. lever and gear
2. lever and wedge
3. gear and pulley
4. wedge and pulley

Q. What is the length of the wood?

1. 2 cm
2. 3 cm
3. 3.5 cm
4. 1 cm

Q. A ship cuts through water because its front is shaped like a/an:

1. Inclined plane
2. Lever
3. Wedge
4. Pulley

Q.

The objects can be strongly joined and separated easily using___.

1. Lever

2. Screw

3. Wedge

4. Pulley

Q. It is harder to cut an apple with a butter knife, because :

1. Butter knife has more inclination
2. Mechanical advantage of butter knife is less
3. It has a high angle of wedge
4. All of the above

Q. How many inclined planes make a wedge?

1. Zero
2. One
3. Two
4. Three

Q. Which simple machine holds things together?

1. Wedge
2. Pulley
3. Lever
4. Screw

Q. A jar lid is an example of which simple machine?

1. Lever
2. Screw
3. Pulley
4. Wheel + axle

Q.

Which of the following machines act as a wedge?

1. Axe.

2. lever

3. Wheels

4. Inclined plane

Q. A ___________ is a simple machine that can be used to split objects.

1. wedge
2. pulley
3. inclined plane
4. wheel and axle