How r u all i need to continue question daily in this group for 2024 year if subscribe you want say yes or no
Anonymous Poll
89%
Put question daily
8%
Don't put question
3%
Close the group
A boundary may be
Anonymous Quiz
19%
not movable
36%
Not real
15%
not flexible
30%
None of these above
A sealed bottle of soft drinks(Ex:pepsi) is an example of
Anonymous Quiz
8%
Open system
62%
Closed system
24%
Isolated system
6%
All of these
Which of the following is called antifriction bearing?
Anonymous Quiz
7%
Slide Contact bearing
11%
Collar bearing
48%
Rolling contact bearing
34%
All of the above
A system free from chemical reactions is in
Anonymous Quiz
7%
Thermal equilibrium
55%
Chemical equilibrium
15%
Mechanical equilibrium
24%
All of these
The second law of thermodynamics is closely associated with the concepts of
Anonymous Quiz
57%
Entropy and entropy generation
21%
Entropy and not Entropy generation
17%
Enthalpy and Enthalpy generation
4%
Enthalpy and not Enthalpy generation
A particle starts from rest and moves in a straight line whose equation of motion is given by S = 2t³- t² - 1. The acceleration of the particle after one second will be
Anonymous Quiz
17%
4 m/s2
29%
6 m/s2
17%
8 m/s2
37%
10 m/s2
When there is a reduction in the amplitude for every cycle of vibration then the body is said to be in
Anonymous Quiz
11%
Forced vibration
20%
Free vibration
21%
Un damped vibration
48%
Damped vibration
Which of the following material has maximum ductility?
Anonymous Quiz
49%
Mild steel
26%
Copper
22%
Aluminium
3%
Nickel
What is the composition of red brass?
Anonymous Quiz
10%
Lead and nickel
41%
Copper, Tin and zinc
42%
Copper, zinc and nickel
7%
Nickel, Tin and zinc
Which alloy consists of copper and tin?
Anonymous Quiz
32%
Bell metal
36%
Solder
11%
Rose Metal
21%
German silver
Which of the following methods can be used to control the noise level at source?
Anonymous Quiz
7%
Changing design process
15%
Using sound enclosures
10%
Controlling vibration
69%
All of the above
Hi all you all should prepared exams and consistently make a good effort and get good score
Morse test can be conducted for
Anonymous Quiz
13%
Diesel engine
8%
Petrol engine
58%
Multi cylinder engine
21%
All of the above