Mechanical Engineering GATE 2014 Set-1 Questions with Answer

Ques 1 Applied Mechanics

A block R of mass 100 kg is placed on a block S of mass 150 kg and tied to the wall by a massless and inextensible string PQ. If the coefficient of static friction for all surfaces is 0.4, the minimum force F (in kN) needed to move the block S is _______

Ques 2 Aptitude

Choose the most appropriate phrase from the options given below to complete the following sentence.
The aircraft take off as soon as its flight plan was filed.

Ques 3 Aptitude

Read the statements:

All women are entrepreneurs. Some women are doctors. Which of the following conclusions can be logically inferred from the above statements?

Ques 4 Aptitude

Choose the most appropriate word from the options given below to complete the following sentence.
Many ancient cultures attributed disease to supernatural causes. However, modern science has largely helped _________ such notions.

Ques 5 Aptitude

What is the next number in the series?
12 35 81 173 357 ____

Ques 6 Aptitude

Find the odd one from the following group:
W,E,K,O       I,Q,W,A       F,N,T,X       N,V,B,D

Ques 7 Aptitude

For submitting tax returns, all resident males with annual income below Rs 10 lakh should fill up Form P and all resident females with income below Rs 8 lakh should fill up Form Q. All people with incomes above Rs 10 lakh should fill up Form R, except non residents with income above Rs 15 lakhs, who should fill up Form S. All others should fill Form T. An example of a person who should fill Form T is

Ques 8 Aptitude

A train that is 280 metres long, travelling at a uniform speed, crosses a platform in 60 seconds and passes a man standing on the platform in 20 seconds. What is the length of the platform in metres?

Ques 9 Aptitude

The statistics of runs scored in a series by four batsmen are provided in the following table. Who is the most consistent batsman of these four?

Ques 10 Aptitude

The exports and imports (in crores of Rs.) of a country from 2000 to 2007 are give are given in the following bar chart. If the trade deficit is defined as excess of imports over exports, then in which year is the trade deficit maximum?

Ques 11 Design of Machine Elements

A pair of spur gears with module 5 mm and a center distance of 450 mm is used for a speed reduction of 5:1. The number of teeth on pinion is _______

Ques 12 Design of Machine Elements

A hydrodynamic journal bearing is subject to 2000 N load at a rotational speed of 2000 rpm. Both bearing bore diameter and length are 40 mm. If radial clearance is 20 µm and bearing is lubricated with an oil having viscosity 0.03 Pa.s, the Sommerfeld number of the bearing is _______

Ques 13 Dynamics

A circular object of radius r rolls without slipping on a horizontal level floor with the center having velocity V. The velocity at the point of contact between the object and the floor is