Question

F. Write T for true and F for false statements. 1. A pair of tongs and a pair of scissors are the levers of the same class.
2. A common balance has the effort arm equal in length to the load arm.
3. The penumbra is the part that surrounds the umbra.
4. A pinhole camera is the simplest camera possible.
5. Magnetic lines of force may intersect each other. in brief​

Answer 1

Answer:

1false

2true

3true

4false

5false

Explanation:

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Answer 2

1.False

2.True

3.True

4.True

5.False

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