Welcome to your 2365 602 Electrical Science. This mock exam is not a substitute for proper teaching or revision and should only be used as a resource to prepare learners for the exam. The questions (along with the wording and diagrams) contained within the bank of this exam are purely made up by our lecturers and not copied from any actual qualification exam. So while this is an excellent free revision resource, please do not rely on these exam questions alone to help you be successful within your qualifications. When you are ready, please press "start quiz".
1.
The heat which is transferred to a room from an oil-filled radiator is by?
2.
Resistances 4 Ω, 25 Ω 20 Ω and 5 Ω are connected in series. The total resistance of the circuit is?
3.
An electric potential is generated by thermal means when?
4.
Insulating materials contain electrons which are?
5.
A coil of wire is placed in a changing magnetic field. If the number of turns in the coil is increased, the voltage induced across the coil will?
6.
If a lever has a fulcrum in the middle between the force and load it is known as a?
7.
Electric current is constituted by the movement of?
8.
If a charge of 10 Coulombs passes through a circuit every 0.5 of a second, how much current is flowing?
9.
Which one of the following has the lowest resistivity?
10.
The direction of the magnetic field produced by a current in a coil depends on the direction of the?
11.
What is the formula for electrical charge?
13.
Given the formula: Force (Newtons) = Mass (kg) x acceleration (m/s) 2 a body is accelerated at 2 m/sec when a force of 10 Newtons is applied to is the mass of the body will be:
14.
In the diagram which best represents the Meter labelled as 'B'
15.
Which Electronic component would be used in a domestic central heating digital thermostat?
16.
An electronic device used to detect changes in levels of light is?
17.
When a conductor cuts through a magnetic field at right angles to the magnetic flux?
18.
What is the SI unit of measurement symbol for Magnetic Flux?
19.
100MΩ can also be expressed as?
20.
If two equal wattage lamps were connected in series the volt drop across each of them would?
21.
What is the Quantity symbol for Area?
22.
The root mean square value of a sinusoidal current having a peak value of 10 A is?
23.
If a lever has a fulcrum is at one end and the load is in the middle but nearer to the fulcrum it is known as a?
24.
A length of copper wire has a resistance of 5Ω. What would be the resistance if the length of wire were halved and the cross sectional area doubled?
25.
Which of the following statements describes the frequency of a waveform?
26.
The relationship between the mass of a body (m), the applied force to the body (F) and the acceleration of the body (a) is given by the formula?
27.
A 2 kW, 230 V immersion heater will draw a current of?
28.
A device consists of soft iron bar with a single coil of insulated wire wound on it. When a current flows in the coil the device acts as?
29.
Which two values of a right-angled triangle are used to calculate the tangent of an angle?
30.
What is the SI unit of measurement for Energy?
By Neil