Shubham Jha - Class 9
3.98K subscribers
1.15K photos
91 videos
37 files
2.44K links
Download Telegram
Velocity is defined as ……………. per unit time
Anonymous Quiz
16%
Distance
63%
Displacement
15%
Speed
6%
Time
A physical quantity that has magnitude as well as …………… is called vector quantity.
Anonymous Quiz
17%
Distance
24%
Displacement
15%
Velocity
44%
Direction
🔥1👏1
Displacement per unit time
Anonymous Quiz
67%
Velocity
19%
Acceleration
11%
Distance
4%
Displacement
🤯1
Rate of change of velocity
Anonymous Quiz
8%
Velocity
77%
Acceleration
6%
Distance
10%
Displacement
Area of speed-time graph gives
Anonymous Quiz
29%
Velocity
31%
Acceleration
31%
Distance
10%
Displacement
SI unit of distance and displacement
Anonymous Quiz
75%
Meter
18%
Centimetres
3%
Candela
4%
Mol
The chemical symbol for sodium is
Anonymous Quiz
84%
Na
9%
Ca
5%
K
1%
P
The relative molecular mass of Na2S2O3.5H2O is
Anonymous Quiz
34%
250amu
36%
245amu
22%
248amu
8%
290amu
Atomicity of H2SO4 is ………
Anonymous Quiz
44%
4
25%
3
10%
5
22%
7
😁1🤔1
The number of atoms present in one molecule of the substance is called its
Anonymous Quiz
50%
Atomicity
39%
Valency
7%
Ionization
4%
None
👍1
An atom or a group of atoms which carries positive or negative charge is called an ……………..
Anonymous Quiz
55%
Ion
32%
Electron
9%
Proton
4%
None
Rocket works on the principle of conservation of
Anonymous Quiz
54%
Momentum
12%
Mass
17%
Energy
17%
Force
The masses of two bodies are in ratio 5 : 6 and their velocities are in ratio 1 : 2. Then their linear momentum will be in the ratio
Anonymous Quiz
30%
5:6
25%
1;6
33%
5;12
12%
Alll