Related Questions

In each of the questions 20-21 , there are two quantities : Quantity A and Quantity B. You are to compare those quantities . Quantities A 5 (a-7) Quantity B 5a - 7
A Quantity A is greater
B Quantity B is greater
C Both quantities are equal
D It is impossible to determine
b→=6i^+7j^-6k^ ভেক্টর বরাবর a→=2i^-2j^+k^ ভেক্টরের উপাংশ হলো- (The component of the vector a→=2i^-2j^+k^ in the direction of the vector b→=6i^+7j^-6k^ is–)
A 8121b→
B -8121b→
C 8121a→
D -8121a→
b→=6i^+7j^−6k^ ভেক্টর বরাবর a→=2i^-2j^+k^ ভেক্টরের উপাংশ হলো- ( The component of the vector a→=2i^-2j^+k^ in the direction of the vector b→=6i^+7j^−6k^ is-)
A 8121b^
B −8121b^
C 8121a^
D −8121a^
In a simple harmonic motion, the velocity vector with respect to displacement vector
A is in phase
B leads by 900
C leads by 1800
D lags by 900
In S.H.M., the velocity vector w.r.t. displacement vector
A leads by 900
B lags by 900
C leads by 1800
D none of the mentioned
The divergence of a vector is a scalar, while the curl of a vector is another
A Scalar
B Vector
C Unit vector
D None of the above
Which of the following is a vector quantity?
A Density
B Mass
C Volume
D Acceleration
Which of the following is not a vector quantity?
A Speed
B Density
C Force
D Velocity
Which of the following is a vector quantity
A momentum
B pressure
C Energy
D work
Which of the following is not a vector quantity ?
A Speed
B Velocity
C Torque
D Displacement

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