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April 19, 2014

Homework Help: phy

Posted by christ on Monday, January 28, 2013 at 3:35am.

1 Physical quantities such as length, mass, time and temperature are referred to as
vector quantities
fundamental quantities
scalar quantities
derived quantities

2 The following are examples of vector quantities except
displacment
velocity
accleration
speed

3 The addition of two vectors and gives a third vector known as the --------------of the two vectors
resultant
sum
distance
displacement

4 If two vectors are represented by two adjacent sides of a parallelogram the resultant is represented in _________ and _________.
triangle and rectangle
magnitude and dierction
parallel and perpendicular
scalar and vector

5 The following are examples of derived units except
juoles
coulomb
ampere
newton

6 The derived unit of momentum is
Ns
J\S
N\S
Nms

7 The dimension of power is
ML−2T2
ML2T−2
MLT−2
ML2T−3

8 The following is a fundamental unit except.
kelvin
newton
radian
seconds

9 The Watt is the same as.@
Nms−1
Js
Kgm2s−2
Ns

10 which of the following is a set of vectors?
velocity and volume
weight and displacement
density and distance
mass and force

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