L&T (ECC) Placement Paper Pattern

Here is the L&T ECC Placement Paper:
SECTION-1
Mechanical aptitude
SET 1:
1. Stroboscope is used for measuring?
A. rpm of the spur gear.
B. temprature calibration.
C. velocity of the reciprocating engine.
d. All the above.
e. None of the above.
2. Pneumatic pressure for industrial application?
3. Lathe bed is made of CI because?
4. Carbon is added to steel-to increase hardness
5. Guideways are hardened [...]