MCQs
Read every question, see the correct answer, and understand the explanation at your own pace. Study mode has no timer and no negative marking.
Correct answer
A. as the square of the radial distance
Explanation
The correct answer is as the square of the radial distance.
Correct answer
C. conservation of mass
Explanation
The correct answer is conservation of mass.
Correct answer
C. (1) and (3)
Explanation
The correct answer is (1) and (3).
Correct answer
D. measurement of both horizontal and vertical angles
Explanation
The correct answer is measurement of both horizontal and vertical angles.
Correct answer
A. (2) and (3)
Explanation
The correct answer is (2) and (3).
Correct answer
D. 13.21
Explanation
The correct answer is 13.21.
Correct answer
D. 1 : 5
Explanation
The correct answer is 1 : 5.
Correct answer
C. zero
Explanation
The correct answer is zero.
Correct answer
C. All the above
Explanation
The correct answer is All the above.
Correct answer
C. only (3)
Explanation
The correct answer is only (3).