WorksheetsGERAK GEMPUR FIZIK KERTAS 1
Total questions: 50
Worksheet time: 45mins
1 Which of the following physical quantity is not a derive quantity?
Antara kuantiti fizik berikut, yang manakah bukan kuantiti terbitan?
A Electric current Arus elektrik
B Electric charge Cas elektrik
C Weight Berat
D Accelereation Pecutan
What is the reading on the vernier calipers?
1.05 cm
1.06 cm
1.16 cm
1.66 cm
The reading of the micrometer is .............................
12.40mm
12.5mm
12.04mm
Which statement about gravity is true?
gravity causes objects to pull towards one another
gravity causes objects to push away from each other
gravity only takes place between planets
the moon doesn't have any gravity
Which of the following situations does not require large impulse force?
A baseball competition
A karate expert breaking a piece of plank with his bare hands
A high jumper jumping across the pole onto a thick mattress
A mother pounding chillies with a pestle
When you increase your depth under water, the water pressure on your body
increases
decreases
stays the same
An object will float on water if it is
less dense than water.
more dense than water.
the same density as water.
specific latent heat of vaporisation is
the amount of heat required to change 1 kg of the substance from the solid to liquid phase without change in temperature
the amount of heat required to change 1 kg of the substance from the liquid to gaseous phase without change in temperature
the amount of heat required to change the temperature 1 kg of the substance by 1 degree Celcius
The graph shows the cooling curve of a substance. At which stages the specific latent heat released?
AB and CD
BC and DE
AB and EF
BC and CD
Calculate the energy absorbed by 30 g of 100 ⁰C water that is turned into 100 ⁰C.
67 800 J
6 7800 J
678 J
67.8 J
What type of lens is used in the shown instrument?
concave lens
convex lens
reflection lens
reduction lens
Two waves E and G are shown. The waves have the same speed.
Which statement is correct?
Wave E has a greater amplitude than wave G.
Wave E has a greater intensity than wave G.
Wave E has a smaller frequency than wave G.
Wave E has a smaller wavelength than wave G.
A diffraction grating is used to measure the wavelength of monochromatic light, as shown in the diagram.
The spacing of the slits in the grating is 1.00 x10-6 m. The angle between the first order diffraction maxima is 70.0o.
What is the wavelength of the light?
287 nm
470 nm
574 nm
940 nm
In a Young's double-slit experiment the centre of a bright fringe occurs wherever waves from the slits differ in the distance they travel by a multiple of:
quarter of a wavelength.
half a wavelength.
a wavelength.
three-fourths of a wavelength.
What is emf?
the electro motive "force" or the force on electrons
the electromotive "force" or the Voltage of a cell measured when there is no current flowing
the electromotive "field" or the Voltage of a cell measured when there is no current
the electromotive "force" or Voltage of a cell measured when connected to a circuit
One dry cell with e.m.f value of 2V and internal resistance 1Ω is connected to one resistor 4Ω.
What is the current in the circuit?
0.4A
0.5A
2.0A
2.5A
Potential difference is directly proportional to current flows in conductor under standard tempertaure and pressure.
This refer to
Current
Potential difference
Resistance
Ohm's Law
Between wire S and T. Which has higher resistance?
S
T
Current of 0.5 A flows through a bulb for 5 minutes. Calculate the number of electrical charge flows.
1.5 C
2.5 C
15 C
150 C
Looking at the field lines in this picture, these two magnets are ________
Attracting
Repelling
Attracting and Repelling
Doing nothing
What is a solenoid?
A coil of wire with current flowing through it
A type of bar magnet
A single straight wire
One loop of a wire
What direction does the wire move?
Up
Down
Left
Right
Using the right hand grip rule, A represents the direction of the
current
magnetic field
Why might a current-carrying wire be placed between a magnetic field?
To increase the current from the interaction of magnetic fields
To increase the voltage from the interaction of magnetic fields
To produce a force from the interaction of magnetic fields
Which of the following does not influence the strentgh of electromagnet?
Number of turns of wire
Magnitude of current flow in the wire
Type of core
Material used for insulator of the wire
Diagram above shows the apparatus used to set-up to observe the magnetic field due to a current in a coil.
Figure shows two pulses on a CRO. The pulses are caused by two consecutive signals detected by a microphone connected to the CRO.
Calculate the time lapse between the signals if the timebase setting is 4 ms cm -1.
1.208 second
0.1208 second
0.00208 second
0.0208 second
Diagram shows part of C.R.O. What is Q?
Control grid
Focusing anode
Accelerating anode
Cathode
Diagram hows four diodes which are connected to form a rectifier.
Which wave pattern is produced on the C.R.O. screen on the diagram?
Which logic gate represented by this symbol?
OR
NOR
XOR
NOT
What is the number of neutrons in Cesium?
55 neutrons
76 neutrons
84 neutrons
106 neutrons
139 neutrons
Name the above reaction-
Nuclear fission
Nuclear fusion
Nuclear reaction
Radioactivity
