Question Answers
Sahay Sir > Question Answers
calculate the area of parallelogram whose adjacent sides are given by the vectors
27
Aug
calculate the area of parallelogram whose adjacent sides are given by the vectors calculate the area of parallelogram whose adjacent sides are given by the vectors August 27, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Calculate the area of the triangle determined by the two vectors : A =3 i ^ +4 j ^ and B =−3 i ^ +7 j ^ .
27
Aug
Calculate the area of the triangle determined by the two vectors : A =3 i ^ +4 j ^ and B =−3 i ^ +7 j ^ . Calculate the area of the triangle determined by the two vectors : A =3 i ^ +4 j ^ and B =−3 i ^ [...]
i ^ and j ^ are unit vectors along x- and y-axis respectively. (a) What is the magnitude and direction of the vectors ( i ^ + j ^ ) and ( i ^ − j ^ )? (b) What are the componets of a vector B =2 i ^ +3 j ^ along the direction of ( i ^ + j ^ and ( i ^ − j ^ )?
27
Aug
i ^ and j ^ are unit vectors along x- and y-axis respectively. (a) What is the magnitude and direction of the vectors ( i ^ + j ^ ) and ( i ^ − j ^ )? (b) What are the componets of a vector B =2 i ^ +3 j [...]
By vector method, prove that if the diagonals of a parallelogram intersect perpendicularly,then the parallelogram is rombus.
27
Aug
By vector method, prove that if the diagonals of a parallelogram intersect perpendicularly,then the parallelogram is rombus. By vector method prove that if the diagonals of a parallelogram intersect perpendicularly then the parallelogram is rombus. August 27, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
A body constrained to move along the z-axis of a coordinate system is subject to a constant force F given by F = – i ^ + 2 j ^ + 3 k ^ N where i ^ , j ^ , k ^ are unit vectors along the x-, y- and z-axis of the system respectively. What is the work done by this force in moving the body a distance of 4 m along the z-axis ?
27
Aug
A body constrained to move along the z-axis of a coordinate system is subject to a constant force F given by F = – i ^ + 2 j ^ + 3 k ^ N where i ^ , j ^ , k ^ are unit vectors along the x-, y- and z-axis [...]
Tags:
A body constrained to move along the z-axis of a coordinate system is subject to a constant force F given by F = - i ^ + 2 j ^ + 3 k ^ N where i ^ ,
j ^ ,
k ^ are unit vectors along the x- ,
y- and z-axis of the system respectively. What is the work done by this force in moving the body a distance of 4 m along the z-axis ? ,
Prove that: (A + 2B).(2A – 3B) = 2A^2 + AB cos (theta) – 6B^2
27
Aug
Prove that: (A + 2B).(2A – 3B) = 2A^2 + AB cos (theta) – 6B^2 Prove that: (A+2B).(2A-3B) = 2A^2 + ABcos(theta) -6B^2 August 27, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
find the value of m so that the vector 3i – 2j + k is perpendicular to the vector 2i + 6j + mk
27
Aug
find the value of m so that the vector 3i – 2j + k is perpendicular to the vector 2i + 6j + mk find the value of m so that the vector 3i-2j+k is perpendicular to the vector 2i+6j+mk August 27, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
If the sum of two unit vectors is a unit vector,then find the magnitude of their differences.
27
Aug
If the sum of two unit vectors is a unit vector,then find the magnitude of their differences. If the sum of two unit vectors is a unit vector then find the magnitude of their differences. August 27, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
To use a transistor as an amplifier
27
Aug
To use a transistor as an amplifier To use a transistor as an amplifier August 27, 2020 Category: Chapter 33 - Semiconductors , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Physics ,
what is the angle between the following pair of vectors a=iˆ+jˆ+kˆ and b=−2iˆ−2jˆ−2kˆ
27
Aug
what is the angle between the following pair of vectors a=iˆ+jˆ+kˆ and b=−2iˆ−2jˆ−2kˆ what is the angle between the following pair of vectors a=iˆ+jˆ+kˆ and b=−2iˆ−2jˆ−2kˆ August 27, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,