1. Find F(s) if f(t)=2t using. 1. 2. 3. 4.

2. If u(t) is the step function and f(t) is any function, then f(t)u(t) is a casual function. 1.True 2.False 3.Don’t know

3. If, find. 1. 2. 3. 4.

4. If, find. 1.42.667 2.42.333 3.43.667 4.None of these

5. Find the derivative with respect to t of 1. 2. 3. 4.

6. Find the area under the curve (cos3t)u(t) between t=-2 and t=1. 1.0.047 2.0.0461 3.0.1411 4.0.4234

7. Find the Laplace transform of u(t-2). 1. 2. 3. 4.

8. Find the Laplace transform of (6cos2t-3t 4 )u(t), using and 1. 2. 3. Don’t know 4.

9. Find the inverse Laplace transform of 1. 2. 3. 4.

10. If, use the first shift theorem to find. 1. 2. 3. 4.

11. Find the inverse Laplace transform of 1. 2. 3. 4.