Unit-1. 10th grade. Elective Fizx. Force & Motion. Solutions 1.1 Vectors page Two vectors are given in the following figure.
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1 page Two vectors are given in the following figure. Draw the following vectors by using the parallelogram method. a) -B + 2A b) 2B - A c) A -B
2 page Three vectors are given in the following figure. Draw the following vectors by using the tip-totail method. a) 3A +B - C b) B +C - 2A
3 page Three vectors are given in the following figure. Draw the following vectors by using the parallelogram method. a) A b) 2B - A c) B +C
4 page Five vectors are given in the following figure. What is the magnitude of the resultant vector? (The figure is composed of identical squares and one side of each square is supposed to be equal to 1 cm.)
5 page The resultant vector of five vectors and four of five vectors are given in the following figure. (The figure is composed of identical squares and one side of each square is supposed to be equal to 1 cm.) Draw the fifth vector and calculate the magnitude of that vector.
6 page Three vectors are given in the following figure. (The figure is composed of identical squares and one side of each square is supposed to be equal to 1 cm.) a) What is the magnitude of vector B? b) What is the magnitude of vector A?
7 page Two vectors applied on point O are given in the following figure. (The figure is composed of identical squares and one side of each square is supposed to be equal to 1 cm.) Draw vector A and calculate the magnitude of that vector.
8 page Three vectors applied on point O are given in the following figure. Draw the resultant vector R that is expressed as A +B +C.
9 page Five displacement vectors and their magnitudes are given in the following figure. What is the magnitude of the resultant displacement in meters?
10 page A, B and C are force vectors whose magnitudes are 6 N, 3 3 N and 3 N respectively. What is the magnitude of the resultant vector in N?
11 page A, B, C, D and E are force vectors whose magnitudes are 8 N, 8 N, 3 N, 4 3 N and 4 3 N respectively. What is the magnitude of the resultant vector in N?
12 page Displacement vector has a magnitude of 20 m and it is directed 53 o north of east. Displacement vector has a magnitude of 4 m and it is directed due north. What are the magnitude and direction of vector A B A B in meters? R = 12 2 m
13 page To get from one office to another in a company, a man travels as follows: 15 paces due north, 25 paces 53 o east of north and finally 20 paces due east. How far is he from his starting point? R=50 paces
14 page Two vectors A and B are in the same plane as given in the following figure. Their magnitudes are 10 N and 20 N respectively. What is the magnitude of the resultant vector in N?
15 page Three vectors have magnitudes of 3 N, 4 N and 8 N. Which one of the following cannot be the magnitude of the resultant vector? A) 0 B) 2 C) 4 D) 6 E) 8 3 N + 4 N < 8 N So these vectors cannot form a triangle. Then the magnitude of the resultant vector cannot be equal to zero.
16 page Two vectors are given in the following figure. Which numbered vector (1,2,3,4 or 5) is the vector "b"?
17 page Two vectors are given in the following figure. Which numbered vector (1,2,3,4 or 5) is the vector "c"?
18 page Two vectors are given in the following figure. K +L +M = 0 If then which numbered vector is the vector "M"?
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