(A) Kinetic Energy is less after the collision
(B) Momentum is less after the collision
(C) Kinetic Energy is more after than collision
(D) None of the above
Author:
A ball is dropped from a height of 4.2 meters. To what height will it rise if there is no loss after rebounding?
(A) 4.2m
(B) 8.4m
(C) 12.6m
(D) None of the above
Whisker
Meaning: گُل مُچھے ۔ آدمی کے چہرے کے ایک طرف اُگنے والے بال
Explanation: (Noun)- A long projecting hair or bristle growing from the face or snout of many mammals.
[Dawn Vocabulary: 02-05-2021]
Clergy
Meaning: جماعت کلیسا کی رکنیت ، اہل کلیسا ، پادریوں کا فرقہ
Explanation: (Noun)- The body of all people ordained for religious duties, especially in the Christian Church.
Example: All marriages were to be solemnized by the clergy.
Synonyms: Priesthood, Cardinalate, Clerics.
[Dawn Vocabulary: 02-05-2021]
Times Higher Education ranked which university at the top spot in Pakistan?
(A) Quaid-e-Azam University Islamabad
(B) Punjab University Lahore
(C) Ghulam Ishaq Khan Institute of Engineering Sciences and Technology
(D) BZU Multan
When there is no loss of kinetic energy and momentum then collision is called?
(A) Elastic collision
(B) In-elastic collision
(C) Inertial collision
(D) None of the above
In case of elastic collision between two bodies?
(A) Energy is conserved but momentum is not.
(B) Momentum is conserved but energy is not.
(C) Both momentum and energy are conserved.
(D) Both momentum and energy are not conserved.
As the rocket moves upward during its job. Its acceleration goes on?
(A) Decreasing
(B) Increasing
(C) Remains same
(D) It moves with uniform velocity