Shubham Jha - Class 9
3.99K subscribers
1.15K photos
91 videos
37 files
2.44K links
Download Telegram
Motion of bird flying in air is an example of
Anonymous Quiz
23%
Uniform motion
45%
Non uniform motion
26%
Both (a) and (b)
6%
None of these
Motion of hands of clock, is an example of
Anonymous Quiz
75%
Uniform motion
12%
Non uniform motion
9%
Both (a) and (b)
4%
None of these
In uniform motion ____is zero
Anonymous Quiz
16%
Speed
29%
Velocity
48%
Acceleration
7%
Distance covered
Motion of electrons around the nucleus is _________ motion
Anonymous Quiz
51%
Uniform
25%
Non uniform
17%
Both (a) and (b)
8%
Either (a) or (b)
The motion in which the object covers______ distance in ___ intervals of time is called uniform motion.
Anonymous Quiz
18%
Unequal, equal
70%
Equal, equal
9%
Equal, unequal
3%
Unequal, unequal
A body can be in motion for one observer and at same time at _____ for another, hence motion is relative.
Anonymous Quiz
19%
Motion
50%
Rest
28%
Both (a) and (b)
4%
None of these
Good morning 🌞
Good morning 🌞
Good morning 😌
At what temperature does solid ice and liquid water co-exist together?
Anonymous Quiz
22%
400Β° C
28%
300Β° c
20%
1000Β° c
31%
None of these
Generally on heating, temperature of substances_____________ ?
Anonymous Quiz
68%
Increases
19%
Decreases
10%
Remain same
3%
None of these
What is the physical state of water at 25Β° C?
Anonymous Quiz
22%
Solid
17%
Gas
59%
Liquid
2%
None of these
The temperature at which a liquid changes to gas is called?
Anonymous Quiz
19%
Melting point
61%
Boiling point
16%
Freezing point
4%
None of these
Camphor disappears without leaving any residue because of___________?
Anonymous Quiz
47%
Sublimation
23%
Diffusion
12%
Fusion
18%
Evaporation
Which of them is not an example of sublime?
Anonymous Quiz
27%
camphor
17%
Naphthalene balls
37%
Ammonia chloride
19%
All of above
The heat supplied to a substance during the change of its state is?
Anonymous Quiz
44%
latent heat
30%
Vaporization heat
18%
Fusion heat
8%
None of these
Why which process we can extract salt from ocean water?
Anonymous Quiz
55%
evaporation
24%
sublimation
17%
Boiling
4%
None of these
Which of them is a surface
phenomenon?
Anonymous Quiz
29%
melting
44%
evaporation
14%
sublimation
12%
None of these
Good morning 🌞