Shubham Jha - Class 9
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There are 14 protons and 13 neutrons in the nucleus of an atom. What is its mass number?
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10%
25
73%
27
11%
29
6%
None
Cathode ray are
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51%
Positive
49%
Negative
All prokaryotes are classified under Monera.
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73%
True
27%
False
The naming of organisms is done according to ……………. nomenclature proposed by Carolus Linnaeus
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52%
Binomial
29%
Trinomial
8%
None
11%
Both
What is the formula unit mass of CaCl2?
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33%
11u
43%
111u
12%
1111u
12%
None
What is the mass of 5 moles H2O?
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28%
45 g
47%
90g
18%
75g
6%
37g
Smallest particle which cannot be divided into simpler parts.
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76%
Atom
17%
Molecule
6%
Both
1%
None
Gravitational force is always ………….. in nature.
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81%
Attractive
10%
Repleshion
5%
Chronological
3%
None
Si unit of mass
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78%
Kg
10%
Gm
5%
Cm
7%
M
of a body is the quantity of matter contained in it.
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76%
Mass
18%
Velocity
4%
Distance
2%
Acceleration
Weight of an object is the force with which it is attracted towards the …………
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84%
Earth
10%
Moon
6%
Sun
1%
Mars
👎1
The acceleration due to gravity of moon is …………… of that of the Earth
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47%
One fourth
14%
One fiffth
32%
One sixth
6%
One nineth
An object of mass 2 kg is sliding with a constant velocity of 4 ms-1 on a frictionless horizontal table. The force required to keep the object moving with the same velocity is
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33%
5n
32%
3n
14%
1n
20%
0n