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In a game of tug of war, one team is slowly giving way to the other
|
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1
|
3052
|
December 24, 2016
|
|
Read each statement below carefully and state with reasons, if it is true or false
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|
1
|
712
|
December 24, 2016
|
|
A vector has magnitude and direction
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1
|
642
|
December 24, 2016
|
|
Read each statement below carefully and state, with reasons, if it is true or false
|
|
1
|
649
|
December 24, 2016
|
|
A skilled gun man always keeps his gun slightly tilted above the line of sight while shooting. Why?
|
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0
|
862
|
December 24, 2016
|
|
How does the knowledge of projectile help, a player in the baseball game?
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0
|
1769
|
December 24, 2016
|
|
A vector has the both magnitude and direction
|
|
1
|
1027
|
December 24, 2016
|
|
A person sitting in a running train throws a ball vertically upwards
|
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1
|
2858
|
December 24, 2016
|
|
A body is moving on a circular path with a constant speed. What is the nature of its acceleration?
|
|
0
|
4771
|
December 24, 2016
|
|
A stone tied at the end of string is whirled in a circle. If the string breaks, the stone flies away tangentially. Why?
|
|
0
|
11601
|
December 24, 2016
|
|
Can a body move on a curved path without having acceleration?
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|
0
|
3555
|
December 24, 2016
|
|
On an open ground
|
|
1
|
5931
|
December 24, 2016
|
|
State with reasons, whether the following algebraic operations
|
|
1
|
747
|
December 24, 2016
|
|
Can you associate vectors with?
|
|
1
|
1403
|
December 24, 2016
|
|
There are two displacement vectors
|
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1
|
1246
|
December 24, 2016
|
|
When the sum of the tyro vectors are maximum and minimum?
|
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0
|
510
|
December 24, 2016
|
|
Under what condition the three vectors give zero resultant?
|
|
0
|
6326
|
December 24, 2016
|
|
Can the walking on a road be an example of resolution of vectors?
|
|
0
|
2904
|
December 24, 2016
|
|
The dot product of two vectors
|
|
1
|
2022
|
December 24, 2016
|
|
Can a flight of a bird an example of composition of vectors. Why?
|
|
0
|
6973
|
December 24, 2016
|
|
Two forces whose magnitudes
|
|
1
|
2776
|
December 24, 2016
|
|
Explain the property of two vectors A and B if | A + B | = | A - B|
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|
0
|
4255
|
December 24, 2016
|
|
We can order events in time and there is no sense of time, distinguishing past, present and future. Is time a vector?
|
|
0
|
1063
|
December 24, 2016
|
|
Can two equal vectors a and b at different locations
|
|
1
|
652
|
December 24, 2016
|
|
Explain why?The angle of contact of mercury with glass is obtuse
|
|
1
|
5037
|
December 24, 2016
|
|
Two mercury droplets of radii 0.1 cm and 0.2 cm
|
|
1
|
2621
|
December 24, 2016
|
|
A liquid drop breaks into 27 small drops
|
|
1
|
7726
|
December 24, 2016
|
|
Iceberg floats in water with part of it submerged
|
|
1
|
3035
|
December 24, 2016
|
|
Does surface tension alone account for the supply of water to the top of all trees?
|
|
1
|
1047
|
December 24, 2016
|
|
Explain why? The blood pressure in humans is greater at the feet than the brain
|
|
1
|
5324
|
December 24, 2016
|