The number of base units for measuring physical quantities according to the SI system are ____
Anonymous Quiz
21%
1
16%
10
55%
7
9%
8
👍3
MLT-2] matches with the dimensional formula of ____
Anonymous Quiz
47%
Force
26%
Displacement
13%
Energy
14%
Stredian
👍5
What is the maximum number of unknowns that can be found through a simple dimensional equation?
Anonymous Quiz
21%
6
38%
3
20%
5
22%
2
👍3
If, v stands for velocity, L for length, T for time and M for mass, what is the value of x in the equation –
L = (vT/M)^X
L = (vT/M)^X
Anonymous Quiz
12%
3
34%
2
36%
1
18%
0
👍2
If the units of length and time are doubled, what will be the factor by which the unit of acceleration will change?
Anonymous Quiz
18%
1
23%
0.25
33%
0.5
26%
2
👍4
Two trains of 40 m length are traveling in opposite directions with a velocity of 10 m/s and 15 m/s. What is the time of crossing?
Anonymous Quiz
12%
1s
44%
2.4s
33%
3.2s
11%
5.6s
👍3
When the distance travelled by a body is proportional to the time taken. What happens to its speed?
Anonymous Quiz
16%
Become zero
44%
Remain same
29%
Increase
11%
Decrease
👍3🥰1
Which among the following can be zero when a particle is in motion for some time.
Anonymous Quiz
17%
Speed
37%
Force
13%
Time
33%
Displacement
👍3
👍3
👍5
Forwarded from Shubham Jha - Class 9
👍4
What is the concentration of nitrate ions if equal volumes of 0.1 M AgNO3 and 0.1 M NaCl are mixed together
Anonymous Quiz
27%
0.1m
40%
0.2m
25%
0.4m
8%
0.5m
👍4
👍6👎1
👍4