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WorksheetsPHYSICS JEE
Total questions: 20
Worksheet time: 7mins
When two vectors are added then the resultant vector is
Scalar
Vector
Neither vector nor scalar
All of these
If two vectors multiplied then the product is
Either scalar or vector
Scalar
Vector
None of these
Product of velocity vector and force vector is
Vector
Work done
Scalar
Power, Scalar
The product of displacement and force vector is
Torque(r),scalar
Torque (r),vector
Workdone, scalar
Workdone,vector
(a,i+p‚ƒ+c‚Â).(a;ì+b₂}+c‚Â) =
a2a2+b2b2+c1c2
a1c1a2+b1b2+a2c2
a1c1+a2b2+a2c2
a1c2+a2b2+c1a2
All
If two vector are perpendicular thr dot(.) Product is
Equal to 1
Zero
Negative
All of these
Product of two non-zero vector magnitude and cosine of the angle between them is known as
Dot(.) Product
Cross (X) Product
Scalar Product
Both a and c
Dot product is a
Vector product
Vector scalar Product
Scalar Product
Scalar vector product
Dot Product of two vector obeys
Commutative law
Distributive law
All of these
Both 1 and 2
The direction of the cross Product of two vector can be known by applying (a) .
The angle between the vector (A×B) and (B×A) is
0 degree
180 degree
45 degree
90 degree
If (A×B)=(B.A) then the angle between A and B is
90 degree
60 degree
0 degree
45 degree
The magnitude of vector Product of two perpendicular vector p×Q is
Greater than PQ
Equal to PQ
Equal to zero
Less than PQ
In a clockwise system, whichof the following is false?
j^x^k=i^
i^.i^=0
j^×j^=0
k.i^=0
Given that A and B are greater than one. The magnitude of (A×B) can not be
Equal to ab
Less than b
Equal A/B
more than ab
If (A×B)=(B×A). Then the angle between A and B is
π
π/3
π/2
π/4
If A×B=C then angle between A×B and C is
180 degree
45 degree
90 degree
360 degree
Fill in the blanks i^×j^=_____.j^×k^= ________. k^×i^=______.
k^,i^,j^
k^,k^,j^
0,0,0
i^,j^,k^
