## Lakshya Education MCQs

Question: Three different weights fall from a certain height under vacuum. they will take
Options:
 A. Same time to reach earth B. Times proportional to weight to reach earth C. Times inversely proportional to weight to reach earth D. None of the above

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## More Questions on This Topic :

Question 1. The stress in the bar when the load is applied suddenly is __________ as compared to the stress induced due to gradually applied loads.
1.     Same
2.     Double
3.     Three times
4.     Four times
Question 2. The shear stress in a beam varies from zero at the outer fibers to a maximum at the________.
1.     Neutral surface
2.     Upper surface
3.     Lower surface
4.     None of these
Question 3. The stress in the bar when the load is applied suddenly is __________ as compared to the stress induced due to gradually applied loads.
1.     Same
2.     Double
3.     Three times
4.     Four times
Question 4. The helix angle for double helical gears may be made up to
1.     45°
2.     60°
3.     75°
4.     90°
Question 5. The shear stress in a beam varies from zero at the outer fibers to a maximum at the________.
1.     Neutral surface
2.     Upper surface
3.     Lower surface
4.     None of these