Time Left - 10:00 mins

ESE ME 2018 Exam: Practice Quiz 3

Attempt now to get your rank among 654 students!

Question 1

A boy walks up a stalled escalator in 90 seconds. When the same escalator moves, he is carried up in 60 seconds. How much time would it take him to walk up the moving escalator?

Question 2

Consider the following statements:
1) The friction factor in laminar flow through pipes is independent of roughness.
2) The friction factor in laminar flow through pipes is directly proportional to Reynolds number.
3) In fully turbulent flow through pipes, friction factor is independent of Reynolds number.
Which of these statements are correct?

Question 3

Consider the following statements pertaining to V belt in power transmission
1). Standard V belts are available in 7 sizes of cross section A to G.
2). Standard V belts are available in 5 sizes of cross section A to E.
3). Standard V belts are available in 5 sizes of cross section A to E with A having largest cross section.

4).The included angle for the belt groove in usually around 35^o
Which of these statements are correct?

Question 4

Consider the following statements:
1. A large rake angle means lower strength of the cutting edge.
2. Cutting torque decreases with rake angle.
Which of these statements is/are correct?

Question 5

If there are 10 links with 11 revolute joints in a planar linkage with 2 higher pair, then number of degrees of freedom of the system will be:

Question 6

If in a time study, the observed time is 0.75 min, rating factor = 110% and allowances are 20% of normal time, then what is the standard time _________?

Question 7

A point in a two dimensional state of strain is subjected to pure shearing strain of magnitude $Description: F:\GradeStack Courses\GATE Tests (Sent by Ravi)\GATE-22-April\GATE-IES-ME-Strength-of-Materials_files\image141.png$ radians. Which one of the following is the maximum principal strain?

Question 8

Consider the following statements in connection with thermoplastics:
[1]. They are long-chain molecules held together by Vander Waals forces.
[2]. They cannot be re-softened once they have set and hardened.
[3]. They are highly plastic and are easy for shaping
[4]. Some commercial thermoplastics are polyethylence, polystyrene and PVC.
Which of the above statements are correct __________?

Question 9

For steady, uniform flow through pipes with constant heat flux supplied to the wall, what is the value of Nusseit number?

Question 10

Consider the following statements pertaining to the basic Lewis equation for the strength design of spur gear teeth:
1) Single pair of teeth participates in power transmission at any instant.
2) The tooth is considered as a cantilever beam of uniform strength
3) Loading on the teeth is static in nature.
4) Lewis equation takes into account the inaccuracies of the tooth profile.
5) Meshing teeth come in contract suddenly.
Which of these statements are correct?

654 attempts
3 upvotes
16 comments

Tags :

ESE & GATE ME General

May 27ESE & GATE ME