تمارين أونلاين Physics || Ch2 Scalars and Victors

.…………….. is from the scalar physical quantities

length
velocity
weight
acceleration

All the following are scalar quantities, except ………….

length
velocity
mass
time

unit used to measure a vector quantity is the

second
gram
Newton
kilogram

a man covered a distance of 0.5 km from his home to school then returned back so the displacement covered equals ……….. km.

zero
0.5
1

An object moves along the circumference of a circle of radius (r). its displacement when it moves a half revolution is

2r
r
1/2 r
1/4 r

An athelete covers a distance 250m to East, then returned 100m to west. Thus then displacement of the athelete is …………

350m to East
350m to west
150m to East
150m to west

Two vectors are considered equal if they have the same

magnitude only
both magnitude and direction
magnitude, direction and starting point
magnitude and direction even if they start from different points

a
b
c
d

the magnitude and direction of the resultant of two forces (F1 = 3 N and F2 = 4 N) when they are in same direction

5N
7N
1N
0

If the resultant of two perpendicular forces =28N and Fy=21N so Fx

185N
1.85N
1850N
18.5N

A small air craft had departed the airport. After a while, the pilot reported the airport tower that the craft is at 215 km away in a Northern East direction that makes an angle 22° to East. How far the craft was from the tower; to the East and to the North?

215 km. 80.54 km
19.934 km. 80.54 km
199.34 km. 22 km
199.34 km. 80.54 km

When does the cross product of two vectors be equal zero ?when angle between them

zero
90
180
45

The numerical value of the scalar and the vector product for two vectors are equal when the angle between them

zero
90
180
45

Magnitude of the vector product is maximum value at =……… °

0
45
60
90

If the ratio between the dot product and the cross product is 7:10 ,the angle between the two vectors.

45
0
35
90

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تمارين أونلاين Physics || Ch2 Scalars and Victors

تمارين أونلاين Physics || Ch2 Scalars and Victors

ملخص اختبار

المعلومات

النتائج

النتائج

الفئات

1. سؤال

.…………….. is from the scalar physical quantities

2. سؤال

All the following are scalar quantities, except ………….

3. سؤال

unit used to measure a vector quantity is the

4. سؤال

a man covered a distance of 0.5 km from his home to school then returned back so the displacement covered equals ……….. km.

5. سؤال

An object moves along the circumference of a circle of radius (r). its displacement when it moves a half revolution is

6. سؤال

An athelete covers a distance 250m to East, then returned 100m to west. Thus then displacement of the athelete is …………

7. سؤال

Two vectors are considered equal if they have the same

8. سؤال

9. سؤال

the magnitude and direction of the resultant of two forces (F1 = 3 N and F2 = 4 N) when they are in same direction

10. سؤال

If the resultant of two perpendicular forces =28N and Fy=21N so Fx

11. سؤال

A small air craft had departed the airport. After a while, the pilot reported the airport tower that the craft is at 215 km away in a Northern East direction that makes an angle 22° to East. How far the craft was from the tower; to the East and to the North?

12. سؤال

When does the cross product of two vectors be equal zero ?when angle between them

13. سؤال

The numerical value of the scalar and the vector product for two vectors are equal when the angle between them

14. سؤال

Magnitude of the vector product is maximum value at =……… °

15. سؤال

If the ratio between the dot product and the cross product is 7:10 ,the angle between the two vectors.

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