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Sunday, July 15, 2012

SOALAN RAMALAN FIZIK SPM 2012 (Trial & Real)

FIZIK : KERTAS 2 


BAHAGIAN A :

1 (4 mrks)
Introduction to Physics :
Micrometer screw gauge and zero error

2 ( 5 mrks)
Force and motion :
Definition of a force.
Net force, forces in equilibrium, F =ma

3( 6 marks)
Forces and pressure :
Definition of pressure .
Pressure, pressure and depth, calculation of pressure

4 (7 mrks)
Heat :
Definition of specific heat capacity.
Specific heat capacity and calculations.
Gas laws .


5 ( 8 mrks)
Floatation:
Definition of buoyant force .
Buoyant force and calculations.
Hot air balloons ( compare small and big balloons )in terms of buoyant force .

6 ( 8 mrks)
Waves :
Definition of interference
Interference of light, Young’s double slits experiment
Calculation of wavelength using  =  ax/D
Comparing the fringes using blue light band red light .


7 ( 10 marks)
Electricity
Definition of power and specifications
Calculation of I = P/V .
Effective resistance, Resistor in parallel and series, calculation of electrical energy, and power
Modifications of circuits and reasons to give smaller effective resistance ,R

8 ( 12 marks )
Electronics;
What is semiconductor ?
Rectification circuits, choose the correct one for full wave rectification and give reasons.
Transistor as a switch, relay, LDR, thermistor and get circuit .
Most suitable circuit   for street light , certain function and give reasons.


SECTION B :

9 ( 20 mrks )
Form 4 topic :
Light;
Focal length, power= 1/ f , lens equation,
How magnifying glass works ?
How telescope works , ray diagrams


10 ( 20 mrks )
Form 5 topic :
Radioactivity
Radioisotope, decay graph, half-life.
Use of radioisotope in industry to detect the volume of liquid in a container . Suggestions.

11 ( 20 mrks )
Force and pressure :
Fluid in motion : pressure and velocity of flow.
Bernoulli’s principle, lift force,
Explanation of lift force using aerofoil
Suggestions to make a water rocket that can reached high altitude.


12 ( 20 mrks )
Electromagnetism:
What is direct current ?
Specifications of motor, explain how a motor works .
Calculation of current in motor ,
Choosing a fan that can produce fast cooling effect.
 or transfomer
Choose the transformer that  that is of high efficeinecy .

PAPER 3 :

Light :
Experiment to investigate relationship between u and v.

A straight line graph passing through origin fro graph uv against
( u+v )
or can also be refraction of light ;
Read also the snell law : how to read a protractor to find angle of incident and refraction.


Graph of voltage across a dry cell against current to find e.m.f and internal resistance.
Calculation of gradient of graph.


Heat : Specific heat capacity
To investigate the relationship between mass, m and temperature rise at constant electrical energy supplied.
Using immersion heater and thermometer , etc.


Waves : Refraction
To investigate the relationship between wavelength and depth .
Using ripple tanks and accessories.

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