Shubham Jha - Class 11 & 12
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The electronic configuration of an element is 1sΒ², 2sΒ² 2p6, 3sΒ² 3pΒ³. What is the atomic number of the element which is just below the above element in the periodic table
Anonymous Quiz
28%
31
39%
32
20%
33
14%
34
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The number of elements in the 5th period of the periodic table is
Anonymous Quiz
12%
3
27%
9
51%
18
10%
21
πŸ‘3πŸ”₯3πŸ₯°2❀1
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πŸ”₯10
In a system of units if force (F), acceleration (A) and time (T) are taken as fundamentals units then the dimensional formula of energy is
Anonymous Quiz
14%
Fa5
36%
Fat
45%
Fat2
5%
Atdf
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The dimensions of kinetic energy is same as that of
Anonymous Quiz
17%
Force
19%
Pressure
58%
Work
6%
Power
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ML-1T -2 is the dimensional formula of
Anonymous Quiz
30%
Magnetic induction
20%
Self induction
33%
Electric induction
17%
None
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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
25%
0.1mol
48%
0.5mol
25%
0.2mol
2%
0.25mol
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The number of moles present in 6 gms of carbon is:
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49%
0.5
28%
0.25
16%
0.54
7%
None
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The angular velocity depends upon the rate of change of the?
Anonymous Quiz
30%
Angular momentum
44%
Angular displacement
14%
Angular distance
12%
Angular velocity
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A cyclist goes round a circular path of circumference 343 m in s. The angle made by him, with the vertical is
Anonymous Quiz
17%
430
40%
440
23%
450
19%
None
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A gas absorbs a photon of 355 nm and emits at two wavelengths. If one of the emissions is at 680 nm, the other is at:
Anonymous Quiz
18%
723
37%
633
37%
743
9%
763
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Which of the following element has least number of electrons in its M-shell?
Anonymous Quiz
31%
K
31%
Mn
19%
Si
19%
C
❀5
Musca domestica is common name of
Anonymous Quiz
44%
House fly
40%
Mosquito
11%
Snail
6%
Butterfly
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πŸ‘9πŸ”₯1πŸ₯°1πŸ‘1
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Which among the following is the Supplementary Unitβ€”
Anonymous Quiz
8%
Mass
9%
Time
76%
Solid angle
8%
Candelac
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