1. A ball is thrown upward in vacuum at 49 m/sec. The time taken by the ball to reach the highest point is





Write Comment

Type in
(Press Ctrl+g to toggle between English and the chosen language)

Comments

  • By: anil on 05 May 2019 02.44 am
    initial velocity=u=49 m/s final velocity=v=0 m/s acceleration due to gravity=g=-9.8 $$m/s^{2}$$ we know, v=u + gt =>t=-u/t t=5 s
Tags
Show Similar Question And Answers
QA->Which remains constant while throwing a ball upward?....
QA->What is the total earnings of a worker from the following data? Standard time for completing the job 50 hours. Actual time taken for completing the job 45 hours. Time rate is Rs.20 per hour, premium bonus is 60% of time saved.....
QA->The speed of a car is twice that of a truck. Both started from Palakkadu and reached Salem. If the truck took 3 hours more than the car, what was the time taken by the truck to reach at Salem?....
QA->Per sec is a unit of :....
QA->8million by the Securities and Exchange Commission (SEC) of U.S.A as part of an insider trading case brought by financial regulators.?....
MCQ->In which direction point 'A is located with respect to point 'B'? I. A man starts walking from point 'A' towards east and after walking 3 metres reaches point 'N', he turns right and walks 7 metres to reach point 'M'. Then he turns right and walks 6 metres to reach point '0'. He again turns right and walks 7 metres to reach point 'P'. He. then, turns left and walks 2 metres to reach point 'B'. II. A man starts walking from point 'A' towards east and after walking 3 metres reaches point 'N'. From point 'N' he walks 7 metres towards south and reaches point 'M'. From point 'M' he walks 6 metres towards west and reaches Point '0'. From point '0' he walks 7 metres towards north and reaches point P. From point 'P' he walks towards west and reaches point 'B'. The distance between points A and B is 8 metres.....
MCQ->In which direction point ‘A’ is located with respect to point ‘B’? I. A man starts walking from point ‘A’ towards east and after walking 3 metres reaches point ‘N’, he turns right and walks 7 metres to reach point ‘M’. Then he turns right and walks 6 metres to reach point ‘O’. He again turns right and walks 7 metres to reach point P. He, then, turns left and walks 2 metres to reach point ‘B’. II. A man starts walking from point ‘A’ towards east and after walking 3 metres reaches point ‘N’. From point ‘N’ he walks 7 metres towards south and reaches point ‘M’. From point he walks 6 metres towards west and reaches Point ‘O’. From point ‘O’ he walks 7 metres towards north and reaches point ‘P’. From point ‘P’ he walks towards west and reaches point ‘B’. The distance between points A and B is 5 metres.....
MCQ-> Study the given information carefully and answer the given questions. Sunil started walking from point A. He walked 6 metres towards East to reach point B. From point B he took a right turn and walked 3 metres to reach point C. From point C he took a right turn and walked 10 metres to reach point D. From point D he took a left turn and walked 4 metres to reach point E. From point E, he walked 4 metres East to reach point F. Point G is exactly mid-way between point C and point D.If Sunil walks 4 metres to the North of point F. how far and in which direction will he be from point G ?
 ....
MCQ->Mr. X runs a marathon starting from the point A he runs 5 km towards north and reach point B, then turns right runs 6 km reach point C, then turn light runs 8 km and reach point D, then turns right runs 10 km and reach point E, then turns right runs 6 km and reach point F, then turns right runs 1 km and reach point G, then turn rights runs 3 km and reach point H. The shortest distance between point D and G is?....
MCQ->A ball is thrown upward in vacuum at 49 m/sec. The time taken by the ball to reach the highest point is....
Terms And Service:We do not guarantee the accuracy of available data ..We Provide Information On Public Data.. Please consult an expert before using this data for commercial or personal use
DMCA.com Protection Status Powered By:Omega Web Solutions
© 2002-2017 Omega Education PVT LTD...Privacy | Terms And Conditions