Physics, asked by sbhumika630, 3 months ago

HE GUYS I REQUEST YOU PLZ ANS ME THIS QUES
i am having my exam on 18 th

Attachments:

Answers

Answered by Naina3843

4

Answer:

v = dx / dt ( slope of x-t graph )

V1 = 20 / 4

= 5 m/s

V2 = -20/4

= -5 m/s

impulse = ∆p = pf - pi

= mv2 - mv1

= m ( v2-v1)

= 1 ( -5- - 5)

= -10 kg m/s

| impulse | = | -10|

= 10 kg m / s

Previous Question

Next Question

Similar questions

English, 1 month ago

frame sentance on " DUTY " ...

Social Sciences, 1 month ago

From which country have we borrowed the feature of "written constitution"? a) UK b) USA c) Ireland...

Science, 1 month ago

what different things was baba trained to do? if u know the answer.. then only give.. nd don't copy from Google.. bcz I didn't get any answer of this question from there..

CBSE BOARD XII, 3 months ago

do you think any country in the world have achieved ideal standard of democracy...

Math, 3 months ago

470 grams=50 rs 100 gram =? 470 grams=50 rs 100 gram =?

Biology, 8 months ago

The term alpha diversity refers to i) genetic diversity ii) community and ecosystem diversity iii) species diversity iv) diversity among the plants...

Math, 8 months ago

Out of 555 km, Vishal travelled certain distance by bus and remaining distance by car. Bus travels with an average speed of 60 km/hr and the average speed of car is 75 km/hr. He takes total 8 hours to complete the journey. Find the distance that Vishal travelled by bus.

Physics, 8 months ago

The angles of depression of two ships from the top of a light house and on the same side of it are found to be 45° and 30° respectively.If the ships are 200m apart ,find the height of the lighthouse...