Select the correct answer from each drop down menu.

What does Hooke’s Law explain ?

If the external force is larger than the
(1.)size
(2.)volume
(3.)elastic limit
of material, it may result in permanent deformation in the shape and size of the object. This characteristic is known as the
(4.)material behavior
(5.)elastic behavior
(6.)plastic behavior
of an object.

During a steady flow process, the change of energy with respect to time is zero. a)- true b)- false

Afour cylinder four-stroke in-line engine has a stroke of 160mm, connecting rod length of 150mm, a reciprocating mass of 3kg and its firing order is 1-3-4-2. the spacing between cylinders is 100mm. i. show that the engine is in balance with regard to the primary inertia forces and primary 3. a and secondary inertia couples. li determine the out of balance secondary inertia force ii. propose ways of balancing this out of balance force and discuss the challenges that will arise

How to increase the thermal officiency of an ideal simple rankino cycle? among these methods, which one is the best and why?