Examine the following statements 1. A small size hydraulic actuator can develop good torque.2. It is easy to maintain a hydraulic system leak proof.3. Both linear and rotatary hydraulic actuators are available.4. Hydraulic power is more easily available than electric power. Which of the above statements are correct?

Examine the following statements 1. A small size hydraulic actuator ca

1.	Examine the following statements 1. A small size hydraulic actuator can develop good torque.2. It is easy to maintain a hydraulic system leak proof.3. Both linear and rotatary hydraulic actuators are available.4. Hydraulic power is more easily available than electric power. Which of the above statements are correct?
A.	all
B.	1 and 2 only
C.	1 and 3 only
D.	2, 3 and 4 only
Answer» D. 2, 3 and 4 only