Time Left - 08:00 mins

SSC JE 2019 - 20 technical Quiz 71

Attempt now to get your rank among 1073 students!

Question 1

Change in internal energy in a reversible process occurring in a closed system is equal to the heat transferred if the process occurs at constant ____.

Question 2

a fillet weld is loaded parallel to its length by a load P. If the weld leg is h, the average shear stress on the throat area is

Question 3

Match List-I with List-II and select the correct answer using the code given below the Lists:
List-I
A) Stanton number
B) Grashoff number
C) Peclet number
D) Schmidt number
List-II
1) Natural convection
2) Mass transfer
3) Forced convection
4) Forced convection for small Pr. Number

Question 4

The knocking tendency in compression ignition engines increases with

Question 5

Match List-I with List-II and select the correct answer using the code given below the list :
List-I
A. Capillarity
B. Vapour pressure
C. Viscosity
D. Specific gravity
List-II
1) Cavitation
2) Density of water
3) Shear forces
4) Surface tension

Question 6

In an Ultrasonic machining process, an electromechanical transducer is used to produce:

Question 7

A steady, incompressible flow is given by:

What is the convective acceleration along x-direction at point (1, 2)?

Question 8

A refrigeration plant uses a condenser with heat rejection ratio of 1.2. If the capacity of the plant is 210 kJ/min, then the value of the COP of the refrigeration plant is

Question 9

In the queuing theory, the number of arrivals per unit time is estimated by

Question 10

On heat transfer surface, fins are provided ____________.
  • 1073 attempts
  • 2 upvotes
  • 32 comments
Feb 16ESE & GATE ME