The general formula for alkanes is _____...? Mcqs

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The general formula for alkanes is _____...?

(A) CnH2n
(B) CnH2n+1

(C) CnH2n+2
(D) CnH2n-1

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Stability of a racing car is increased by _______...?

(A) Increasing its height
(B) Raising its centre of gravity

(C) Decreasing its width
(D) Lowering its centre of gravity

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The uniform or constant fact of nature, virtually an irrefutable theory is _____...?

(A) Scientific theory
(B) Scientific hypothesis

(C) Scientific reasoning
(D) Scientific law

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Turpentine is obtained from___________...?

(A) Oak tree
(B) Pine tree

(C) Birch tree
(D) Lemon tree

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

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

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

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Candela is the basic unit of_________________...?

(A) luminous intensity
(B) heat producing value

(C) Thermodynamic temperature
(D) radioactive decay

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Which of the following ocean is the warmest ocean of the world...?

(A) Indian Ocean
(B) Arctic Ocean

(C) North Pacific Ocean
(D) None of the above

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What occurs in metaphase of mitosis...?

(A) Chromosome line up on the equator of the cell
(B) Chromatids reach the poles of the spindle

(C) Chromatids separate and move to opposite poles
(D) Chromosomes start to coil up and become visible

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What does a cylinder measure...?

(A) Length and width
(B) Width and height

(C) Height and diameter
(D) Diameter and circumference

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Einstein’s famous equation which states that mass and energy are interchangeable is...?

(A) E = mc2
(B) E = cm2

(C) M = ec2
(D) M = ce2

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