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Recent questions tagged scalar
+3
votes
1
answer
If vector (a & b) are unit vectors inclined at an angle θ to each other , show
asked
Mar 31, 2019
in
JEE
by
kratos
class-11
scalar
jee
vectors
jee mains
+1
vote
1
answer
A particle is moving eastwards with 5m/*. In 10s the velocity changes to 5m/* northward. The average acceleration in this time is?
asked
Mar 28, 2019
in
Class 12
by
kratos
description of motion in 2 and 3 dimension
neet
class-11
jee
scalar
vectors
aiims
jee mains
motion in a plane
+1
vote
1
answer
If vector (a & b are unit vectors inclined at an angle of 60° to each other ,
asked
Mar 27, 2019
in
JEE
by
kratos
class-11
scalar
jee
vectors
jee mains
+1
vote
1
answer
Find the resultant of the three displacement vectors in Fig. 1.16 by means of the component method.
asked
Mar 24, 2019
in
Class 11
by
kratos
class-11
scalar
vectors
+2
votes
1
answer
If vector a + b + c = 0, |vector a| = 3, |vector b| = 5 and |vector c| = 7, find the angle between vector a and b.
asked
Mar 13, 2019
in
JEE
by
kratos
class-11
scalar
jee
vectors
jee mains
class-12
+3
votes
1
answer
What is the vector sum of n coplanar forces, each of magnitude F, if each force makes an angle of 2π/n with the preceding force ?
asked
Feb 12, 2019
in
JEE
by
kratos
class-11
jee
scalar
vectors
kinematics
jee mains
+2
votes
1
answer
If the magnitude of the sum of two vectors is less than the magnitude of either vector, then:
asked
Feb 8, 2019
in
JEE
by
kratos
class-11
jee
scalar
vectors
jee mains
class-12
+1
vote
1
answer
A particle is moving eastwards with a velocity of 5 m/* in 10 seconds the velocity changes to 5 m/* northwards.
asked
Jan 20, 2019
in
Class 12
by
kratos
neet
class-11
scalar
aiims
vectors
jee
jee mains
motion in a plane
+2
votes
1
answer
Given that both P and Q are greater than 1. The magnitude of P x Q cannot be:
asked
Jan 14, 2019
in
Class 11
by
kratos
class-11
scalar
vectors
+2
votes
1
answer
Three forces are represented by the sides of a triangle in the ratio 100:173:200. the ratio between the sides of a triangle are
asked
Jan 4, 2019
in
Class 11
by
kratos
class-11
scalar
vectors
+3
votes
1
answer
Given that P = 12, Q = 5 and R = 13 also P + Q = R. The angle between P and Q is (a) 0
asked
Dec 29, 2018
in
Class 11
by
kratos
class-11
scalar
vectors
+2
votes
1
answer
If vector (a x b ) x c) = vector (a x ( b x c) , then prove that either vector a is parallel to vector c or vector b is
asked
Dec 27, 2018
in
JEE
by
kratos
class-11
jee
scalar
vectors
jee mains
+2
votes
1
answer
Show that the points ( - 6 , 3 , 2 ) , ( 3 , -2 , 4 ) , ( 5 , 7 , 3 ) & ( -13 , 17 , -1 )
asked
Dec 1, 2018
in
Class 11
by
kratos
class-11
scalar
vectors
+2
votes
1
answer
Given that vector |P + Q| = vector|P – Q|. This can be true when : (a) vector P = vector 0
asked
Nov 20, 2018
in
Class 11
by
kratos
class-11
scalar
vectors
+2
votes
1
answer
If vector | a | = 3 , vector | b | = 5 & vector | c | = 7 and vector (a + b + c) = 0 ,
asked
Oct 30, 2018
in
JEE
by
kratos
class-11
scalar
jee
vectors
jee mains
+3
votes
1
answer
Define a null vector ( or Zero vector )
asked
Oct 27, 2018
in
JEE
by
kratos
class-11
scalar
jee
vectors
jee mains
class-12
+3
votes
1
answer
A particle is moving along a circular path with a constant speed of 10 ms^–1.
asked
Oct 25, 2018
in
JEE
by
kratos
class-11
jee
vectors
scalar
kinematics
motion in two dimension
jee mains
+1
vote
1
answer
We say that the displacement of a particle is a vector quantity. Our best justification for this assertion is:
asked
Oct 24, 2018
in
JEE
by
kratos
class-11
jee
scalar
vectors
class-10
jee mains
constructions
+1
vote
1
answer
Acute angel between the line L and the circle * is (A) π/2 (B) π/3 (C) π/4
asked
Oct 13, 2018
in
JEE
by
kratos
landform
class-11
scalar
circles
vectors
jee
parabola
class-9
class-7
jee mains
class-12
+1
vote
1
answer
Resultant of two vectors P & Q is inclined at 45° to either of them. What is the magnitude of the resultant
asked
Oct 11, 2018
in
Class 11
by
kratos
class-11
scalar
vectors
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