GATE (Graduate Aptitude Test in Engineering) Mechanical Engineering: Questions 118 - 122 of 170

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Question 118

System of Linear Equations

Appeared in Year: 2015

Question

MCQ▾

Considering massless rigid rod and small oscillations, the natural frequency (in rad/s) of vibration of the system shown in the figure is

Massless Rigid Rod

Choices

Choice (4)Response

a.

b.

c.

d.

Question 119

Appeared in Year: 2015

Question

Numeric Answer▾

A horizontal plate has been joined to a vertical post using four rivets arranged as shown in the figure. The magnitude of the load on the worst loaded rivet (in N) is

Load a Rivet Are Due to Two Forces

Question 120

Edit

Appeared in Year: 2015

Question

Numeric Answer▾

For a canteen, the actual demand for disposable cups was 500 units in January and 600 units in February. The forecast for the month of January was 400 units. The forecast for the month of March considering smoothing coefficient as 0.75 is

Question 121

Appeared in Year: 2015

Question

Numeric Answer▾

A stream of moist air with humidity ratio of mixes with a second stream of superheated water vapour flowing at . Assuming proper and uniform mixing with no condensation, the humidity ratio of the final stream is

Question 122

First and Second Laws of Thermodynamics

Appeared in Year: 2015

Question

MCQ▾

For an ideal gas with constant values of specific heats, for calculation of the specific enthalpy,

Choices

Choice (4)Response

a.

both temperature and pressure are required to be known

b.

both temperature and volume are required to be known

c.

it is sufficient to know only the temperature

d.

both temperature and mass are required to be known

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