1. same time to reach earth
2. times proportional to weight to reach earth
3. times inversely proportional to weight to reach earth
4. unpredictable
same time to reach earth
1. direction of twist of wires in strands is opposite to the direction of twist of strands
2. direction of twist of wires and strands are same
3. wires in two adjacent strands are twisted in opposite direction
4. wires are not twisted
direction of twist of wires in strands is opposite to the direction of twist of strands
1. direction of twist of wires in strands is opposite to the direction of twist of strands
2. direction of twist of wires and strands are same
3. wires in two adjacent strands are twisted in opposite direction
4. wires are not twisted
wires in two adjacent strands are twisted in opposite direction
1. yes
2. no
3. sometimes
4. rarely
yes
1. diameter of bolt
2. 0.75 x diameter of bolt
3. 1.25 x diameter of bolt
4. 1.5 x diameter of bolt
diameter of bolt
1. whose upper deviation is zero
2. whose lower deviation is zero
3. whose lower as well as upper deviations are zero
4. does not exist
whose upper deviation is zero
1. whose upper deviation is zero
2. whose lower deviation is zero
3. whose lower as well as upper deviations are zero
4. does not exist
whose lower deviation is zero
1. 18
2. 16
3. 20
4. 22
18
1. 0.4 times
2. 0.6 times
3. 0.7 times
4. 0.8 times
0.4 times
1. self-locking bolts
2. designed for shock load
3. used in aircraft application
4. provided with hexagonal depression in head
provided with hexagonal depression in head