(A) N/s
(B) Kgm/s
(C) Newton
(D) None of the above
Author:
Al alternate unit to kgm/s is:
(A) N
(B) Nm
(C) Ns
(D) J sec
Total change in momentum of moving body is equal to?
(A) Impulse
(B) Force
(C) Inertia
(D) Kinetic energy
If a force 10 N acts on body of mass 5kg for one second. Then its rate of change of momentum will be?
(A) 2 kgms-2
(B) 5 kgms-2
(C) 50 kgms-2
(D) 10 kgms-2
If the force acting on a body is doubled then the acceleration becomes?
(A) Half
(B) Double
(C) One fourth
(D) Constant
Impulse can be defined as?
(A) I=F×d
(B) I=F×t
(C) I=F×v
(D) I=F/p
Gaze
Meaning: ٹکٹکی لگا کر دیکھنا
Explanation: (Verb)- Look steadily and intently, especially in admiration, surprise, or thought.
Example: He could only gaze at her in astonishment.
Synonyms: Admire, Beam, Bore, Contemplate.
Antonyms: Abhor, Despise, Disbelieve.
[Dawn Vocabulary: 09-05-2021]
Steeped
Meaning: بھگویا
Explanation: (Verb)- Soak (food or tea) in water or other liquid so as to extract its flavour or to soften it.
Example: The chillies are steeped in olive oil.
Synonyms: Bathe, Drench, Imbue, Immerse.
Antonyms: Dehydrate, Dry
[Dawn Vocabulary: 09-05-2021]