FSC Physics MCQs Chapter 2 Class 11


NUST entry test 2023 NET contains most of the Physics MCQs. FSC Part 1 physics book MCQs. HSSC physics questions MCQs. Solved Chapterwise physics MCQs for first-year 11 class MCQs. Second-year and first-year physic textbooks chapter-wise MCQs with the answer are provided here.




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Physics Ch 2 Class 11 Scalars and Vectors

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What happens to bulk of potential energy of a glass that falls from a table and breaks

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Two vectors are of magnitude 50 and 31,the resultant might be?

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If a force of 2N acting through a moment arm of V2 rn produces a torque of V6 Nm, what is the angle between F and r.

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The cross product of three unit vectors (i, j, k) equals

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If the dot product of vectors Is equal to product of their magnitudes, the angle between them

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i.(j*k)

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If y-component of a force acting In y direction is 6N the x-component will be

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If the velocity v being a vector quantity is multiplied to scaler quantity mass, the result will be:

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A vector having magnitude equal to one is called

 

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How much angle does the vector 2i+3j makes with y axis.

 

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Three books A, 8, C are place on each other with A on top, B in mid and C at bottom. If weight of A is 2N, B is 5N and that of C is 4N, what is the total force being exerted on book B?

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Rain is vertically downwards with the velocity of 30m/s , a wind blows from north to south direction with 10m/s then at what angle should the umbrella of the person be held and in which

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Dimension of Torque Is?

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{j * j}.i

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If a Force F of magnitude 5N makes an angle of 60 with x-axis, the x-component of the vector will
be:

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(1, 1, 1) • (2, 2, 2) =

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If A and B arc two vectors, area of parallelogram formed by these vectors will be?

  1. a) AB b) A . c) AB cos 0                      d) lAx131

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What is the angle made by the vector -i-5j with x-axis?

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Which of the following option(s) represent a vector quantity?

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If the magnitude of vectors A, B and C is 12, 5 and 13 units respectively and A + 13 = What will be the angle between vectors A and B?

 

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Two vectors A and B both have magnitude of 5N and the angle between them is 135, then magnitude of A x B will be

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Two vectors of magnitude 10m and 20m have an angle 30° between them. The component of shorter vector parallel to the longer vector will be:

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Vector components In space are

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If x-component of a vector is v3 and y-component is 1, then the angle made by the vectoralong x-axis is:

ETEA 2017
Physics
Scalars and Vectors
Elimination Tool:

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The acceleration is a _____.

PMC Practice 6
Physics
Scalars and Vectors
Elimination Tool:

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Vector is quantity that ——

PMC Practice 4
Physics
Scalars and Vectors
Elimination Tool:

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Which unit is used in the measurement of Displacement?

PMC Practice 4
Physics
Scalars and Vectors
Elimination Tool:

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Velocity is a:

PMC Practice 3
Physics
Scalars and Vectors
Elimination Tool:

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Consider a car is travelling for one hour. Which of the following trips have the same average velocity?

PMC Practice 2
Physics
Scalars and Vectors
Elimination Tool:

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Displacement is a:

PMC Practice 2
Physics
Scalars and Vectors
Elimination Tool:

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Consider a car is travelling for one hour. In which of the following cases is the average velocity zero?

PMC Practice 2
Physics
Scalars and Vectors
Elimination Tool:

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The displacement has __________.

PMC Practice 2
Physics
Scalars and Vectors
Elimination Tool:

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If a rotating body is moving anti-clockwise, the direction of angular velocity is:

PMC Practice 1
Physics
Scalars and Vectors
Elimination Tool:

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Instantaneous velocity is:

PMC Practice 1
Physics
Scalars and Vectors
Elimination Tool:

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Which quantity is a scalar quantity

PMC Sample 3
Physics
Scalars and Vectors
Elimination Tool:

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Work is a

PMC Sample 2
Physics
Scalars and Vectors
Elimination Tool:

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Displacement of sun with respect to earth is

PMC Sample 2
Physics
Scalars and Vectors
Elimination Tool:

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A constant force F= 2i + 3j +4k is applied on a body. What will be the work done to move the body 5m in the z-direction?

PMC Sample 1
Physics
Scalars and Vectors
Elimination Tool:

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The vector product of two vectors A and B is ____ vectors A and B.

NTS 2019
Physics
Scalars and Vectors
Elimination Tool:

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The scalar or Dot product of Vectors (3i – 2j + 4k) and (2i + 2j – 3k) is _____.

NTS 2019
Physics
Scalars and Vectors
Elimination Tool:

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A body will be in translational equilibrium if the vector sum of all the forces acting on it is:

NUMS 2017
Physics
Scalars and Vectors
Elimination Tool:

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A vector in space has _____ dimension:

NUMS 2017
Physics
Scalars and Vectors
Elimination Tool:

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If ‘0.8 i + 0.5 j + ck’ represents a unit vector, the value of ‘c’ is:

NUMS 2019 Cancelled
Physics
Scalars and Vectors
Elimination Tool:

44 / 56

If the unit vectors i, j, k are perpendicular to each other therefore

i.i = j.j = k.k = ______.

I.j = j.k = k.i = ______.

NTS 2016 SMBBMC
Physics
Scalars and Vectors
Elimination Tool:

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If A = B + C and A, B, C have scalar magnitudes of 5, 4, 3 units respectively then the angle between vector A and Vector C is:

NUMS 2014
Physics
Scalars and Vectors
Elimination Tool:

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Which pair includes a vector quantity and a scalar quantity respectively?

NTS 2017
Physics
Scalars and Vectors
Elimination Tool:

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The resultant of two forces has magnitude of 20N . if one of the forces is of magnitude 20√3 N and makes an angle of 30o with the resultant then, the other forces must be of magnitude:

NTS 2015 DUHS and JSMU
Physics
Scalars and Vectors
Elimination Tool:

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Two vectors S and R are such that S= 4, R= 6 and S.R= 13.5. Find the angle between S and R.

NTS 2015 SMBBMC
Physics
Scalars and Vectors
Elimination Tool:

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Evaluate the scalar product of the following: k.( i + j) ?

NTS 2015 SMBBMC
Physics
Scalars and Vectors
Elimination Tool:

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What is the projection of E = 2i-3j+6k onto the direction of vector F=i+2j+2k.

NTS 2016 DUHS & JSMU
Physics
Scalars and Vectors
Elimination Tool:

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The scalar product of (2i – j + 3k) . (31 + 2j – k) i?

NTS 2014
Physics
Scalars and Vectors
Elimination Tool:

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Find the work done in moving an object along a straight line from (3,2,−1) to (2,−1,4) in a force field given by F=4i^−3j^​+2k^.

NTS 2013
Physics
Scalars and Vectors
Elimination Tool:

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R1 and R2 are two-position vectors making angles θ1 and θ2 with positive X-axis respectively. Their vector product is:

[R1 = 4 cm, R2 = 3 cm , e1 = 30 degrees , e2 = 90 ]

NTS 2011
Physics
Scalars and Vectors
Elimination Tool:

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All of the following is/are scalar quantities except:

NTS 2011
Physics
Scalars and Vectors
Elimination Tool:

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A vector such as the velocity of a body undergoing uniform translational motion, which can be displaced parallel to itself and applied to any point is known as:

NTS 2010
Physics
Scalars and Vectors
Elimination Tool:

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A particle moves from position r = 3i+2j-6k to r = 14i+13j+9k under the action of a Force F = 8i+2j+6k. Find the work done
by the force:

NTS 2010
Physics
Scalars and Vectors
Elimination Tool:

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