A body is in equilibrium when it has ______...? Mcqs

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A body is in equilibrium when it has ______...?

(A) Uniform speed
(B) Uniform acceleration

(C) Both a and b
(D) Zero acceleration

✅ Correct Answer: Zero acceleration

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Source: This question is taken from the Everyday Science

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The system is stable in equilibrium when ______...?

(A) Qc = Kc
(B) Qc > Kc

(C) Qc < K
(D) None of these

✅ Correct Answer: Qc = Kc

Comments

Source: This question is taken from the Everyday Science

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During the daytime for the photosynthesis, plants require ______...?

(A) O2
(B) N2

(C) CO2
(D) H2

✅ Correct Answer: CO2

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Source: This question is taken from the Everyday Science

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A body is in unstable equilibrium after slight tilt if its center of gravity ______...?

(A) Remains on one side of the point of contact
(B) Remains above the point of contact

(C) Passes over the point of contact
(D) Is positioned at its bottom

✅ Correct Answer: Remains above the point of contact

Comments

Source: This question is taken from the Everyday Science

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The muscle which is responsible to straighten the limb is _______...?

(A) Ligament
(B) Skeleton muscle

(C) Flexor
(D) Extensor

✅ Correct Answer: Extensor

Comments

Source: This question is taken from the Everyday Science

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A body is in neutral equilibrium when its center of gravity _______...?

(A) Is at the lowest position
(B) Remains at same height

(C) Is at highest position
(D) Is at its base

✅ Correct Answer: Remains at same height

Comments

Source: This question is taken from the Everyday Science

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Which one of the following statements is false about dynamic equilibrium...?

(A) It takes place in a close container
(B) Concentration of reactant and products are not changed

(C) Rate of forward reaction is equal to rate of reverse reaction
(D) Equilibrium cannot be disturbed by any external stress

✅ Correct Answer: Equilibrium cannot be disturbed by any external stress

Comments

Source: This question is taken from the Everyday Science

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For which system does the equilibrium constant, Kc has units of concentration....?

(A) N2(g) + 3H2(g) ⇌ 2NH3(g)
(B) N2(g) + 02(g) ⇌ 2NO

(C) H2(g) +12(g) ⇌ 2HI(g)
(D) CO2(g) + H3(g) ⇌ CO + H2O(l)

✅ Correct Answer: N2(g) + 3H2(g) ⇌ 2NH3(g)

Comments

Source: This question is taken from the Everyday Science

Latest MCQs

A body is in stable equilibrium after slight tilt if its center of gravity _____...?

(A) Remains above the point of contact
(B) Remains on one side of point of contact

(C) Passes over the point of contact
(D) Is at lowest position

✅ Correct Answer: Remains above the point of contact

Comments

Source: This question is taken from the Everyday Science

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