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Anushka Tyagi
Subject: Physics
, asked 2 weeks, 4 days ago
A motorcyclist drives from point P to Q on a straight horizontal road with a uniform speed of 54 km/h and returns back with a speed of 36 km/h. If he completes the first half of the journey (i.e., from P to Q) in 50 s, then which of the following statements is/are correct?
(i) average velocity for the complete journey is zero.
(ii) shortest distance between P and Q is 750 m.
(iii) average speed for the complete journey is 15 m/s.
(iv) displacement for the complete journey is zero.
?
Answer
1
Anushka Tyagi
Subject: Physics
, asked 2 weeks, 4 days ago
Pls tell is my answer is correct or not
Answer
1
Zeba Chowdhury
Subject: Physics
, asked 2 weeks, 5 days ago
Please solve the following:
Answer
2
Zeba Chowdhury
Subject: Physics
, asked 2 weeks, 5 days ago
Kindly solve the following sum:
Answer
1
Aarushi Sharma
Subject: Physics
, asked 2 weeks, 5 days ago
Pls answer this quicklyyyyyyy... thank you
Answer
2
Kavyanshi Jain
Subject: Physics
, asked 2 weeks, 5 days ago
if a body has uniform velocity will it have the uniform acceleration also
Answer
2
Kavyanshi Jain
Subject: Physics
, asked 2 weeks, 5 days ago
Difference in uniform and non uniform speeds
Answer
1
Kavyanshi Jain
Subject: Physics
, asked 2 weeks, 5 days ago
How to find that wherevwe have to use the formula v1+v2 ?2 and where to use 2v1? v2 ? v1+ v2 to find average speed??
Answer
1
Aleron Seby
Subject: Physics
, asked 2 weeks, 6 days ago
Please tell how it became 1/4.
Answer
1
Vanshika Singh
Subject: Physics
, asked 2 weeks, 6 days ago
Two identical bullets are fired one by a light rifle and another by a heavy
rifle with the same force. Which rifle will hurt the shoulder more and why
Answer
1
Vanshika Singh
Subject: Physics
, asked 2 weeks, 6 days ago
Two balls of the same size but of different materials, rubber and iron are
kept on the smooth floor of a moving train. The brakes are applied suddenly
to stop the train. Will the balls start rolling? If so, in which direction? Will
they move with the same speed? Give reasons for your answer.
Answer
1
Aleron Seby
Subject: Physics
, asked 2 weeks, 6 days ago
What happens when a passenger tosses a coin while moving in a circular path?
Answer
2
Vanshika Singh
Subject: Physics
, asked 2 weeks, 6 days ago
Good evening experts
My physics teacher got this question' solution done this way. Please explain why is 1/2a ignored and only s is proportional to tsquare taken
Answer
1
Vaishnavi Annie
Subject: Physics
, asked 3 weeks ago
Please help me to solve Q 3
Answer
1
Vanshika Singh
Subject: Physics
, asked 3 weeks ago
From a rifle of mass 4 kg, a bullet of mass 50 g is fired with an initial velocity of 35 m s?1. Calculate the initial recoil velocity of the rifle.
Answer
1
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What are you looking for?

(i) average velocity for the complete journey is zero.

(ii) shortest distance between P and Q is 750 m.

(iii) average speed for the complete journey is 15 m/s.

(iv) displacement for the complete journey is zero.

?

rifle with the same force. Which rifle will hurt the shoulder more and why

kept on the smooth floor of a moving train. The brakes are applied suddenly

to stop the train. Will the balls start rolling? If so, in which direction? Will

they move with the same speed? Give reasons for your answer.

My physics teacher got this question' solution done this way. Please explain why is 1/2a ignored and only s is proportional to tsquare taken