SSC JE Mechanical Engineering 24th Jan 2018 Shift-1
Instructions
For the following questions answer them individually
Question 165
The first and second laws of thermodynamics help to derive the following properties, respectively.
Question 167
Which one of the following is the steady flow energy equationfor a boiler?
(a) $$h_1 + \frac{v_1^2}{2gJ} = h_2 + \frac{v_2^2}{2gJ}$$
(b) $$Q = (h_2 - h_1)$$
(c) $$h_1 + \frac{v_1^2}{2gJ} + Q = h_2 + \frac{v_2^2}{2gJ}$$
(d) $$W_s = (h_2 - h_1) + Q$$
Question 168
The internal energy of a gas obeying van der Waals, equation $$(p + \frac{a}{V^2})(V - b) = RT$$ depends on its
Question 169
Consider the following properties:
(1) Entropy
(2) Viscosity
(3) Temperature
(4) Specific heat at constant volume
Which of the above properties of a system is/are extensive?
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