1.
Which of the following is a fundamental unit?
3.
A bird flying due north with a velocity of 15m/s sheds a feather in an air current blowing at 20m/s due east. The feather will move with a velocity of
4.
The fundamental SI of material quantity is the
5.
Which of the following is a vector quantity?
6.
Dhanya travels 12km eastwards to a point B and then 5km southwards to another point C. Calculate the difference between the magnitude of the displacement of Dhanya and the distance traveled by him.
7.
Amanda walks 1km due east and then 1km due north, her displacement is
8.
A stream is flowing at 0.75m/s and a boat heading perpendicularly to the stream landed at the opposite bank at an angle 30°. Calculate the velocity of the boat?
9.
A vector of magnitude 5 units in the north direction is combined with another vector to give zero resultant. The other vector is
10.
A tugboat is traveling from New Jersey to Arkansas across a river with a resultant velocity of 20knots. If the river flows at 12knots, the direction of motion of the boat relative to the direction of water flow is
11.
Which of the following set of physical quantities are vectors?
12.
The distance x, m traveled by an object in time, t seconds is described by the equation x = 10 + 12t².
Find the average speed of the particle between the time interval, t = 2s and t = 5s.
13.
The velocity v of a particle in time t is given by the equation
v = 10 + 2t². Find the instantaneous acceleration after 5 seconds.
14.
At what respective values of x, y and z would the unit of force, the Newton, be dimensionally equivalent to MxLyTz
15.
In the United States of America, people often talk about British thermal units per hour (Btu/h) to quantify
16.
Which of the following physical quantities is a scalar?
17.
Which of the following unit is equivalent to Kgm/s?
18.
Which of the following parameters manifests itself as a vector quantity?
19.
In order to remove the error of parallax when taking measurements with a meter rule, the eye should be focused
20.
The pair of physical quantity that are scalar only are
21.
A truck travels 10km northwards, 4km eastwards, 6km southwards and 4km westwards to arrive at a point T. What is the total displacement?
22.
An example of scalar quantity is
23.
For which of the underlisted quantities is the derived unit ML2T-2 correct?
I. Moment of a force
II. Work
III. Acceleration
24.
Which of the following pairs of units do not agree in dimension?
