# Answer to Question #72751 in Other Physics for Hanson Stanley

Question #72751

Question 10 : if Vector P = 5i -2j and Q=3i+3j and R=4i-j . What is P+Q+R?

12i

14i

7i

6i

Question 11 : If you run on a winding path from point A to point B and travel a distance of 240m in 20sec then your average speed is

20m/s

6m/s

12m/s

16m/s

Question 12 : When a body accelerates in motion it means that its

path is linear

velocity is uniform

velocity changes continously

None of these

Question 13 : The scalar product of any two vectors at right angles to each other is always

90

None of these

zero

1

Question 14 : If a force of 40N acting in the direction due East and a force of 30N is acting in the direction due North. Then the magnitude of the resultant forces will be

30N

40N

20N

50N

12i

14i

7i

6i

Question 11 : If you run on a winding path from point A to point B and travel a distance of 240m in 20sec then your average speed is

20m/s

6m/s

12m/s

16m/s

Question 12 : When a body accelerates in motion it means that its

path is linear

velocity is uniform

velocity changes continously

None of these

Question 13 : The scalar product of any two vectors at right angles to each other is always

90

None of these

zero

1

Question 14 : If a force of 40N acting in the direction due East and a force of 30N is acting in the direction due North. Then the magnitude of the resultant forces will be

30N

40N

20N

50N

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