Q: 19501
The number of spark plugs needed in a diesel engine is__________?
-
2
-
3
-
-
4
-
None of these
Q: 19502
The half life of a radioactive element is 8-days. How long it take to reduce it from 10 mg to 5 mg?
-
4 days
-
12 days
-
16 days
-
-
None of these
Q: 19503
The term ‘Blue Shift’ is used to indicate?
-
Doppler effect in which an object appears bluer when it is moving towards the observer or observer is moving towards the object.
-
Turning a star from white to blue
-
In future sun would become blue
-
Black hole was blue at its start
-
None of these
Q: 19504
Monsoon is caused by____________________?
-
Seasonal reversal of winds
-
Revolution of earth
-
Movement of clouds
-
Rise in temperature
-
Rain forests
Q: 19505
Fuel used in a Fast Breeder Reactor is _____________?
-
Uranium Oxide
-
Uranium Plutonium carbide
-
-
Uranium thorium Oxide
-
None of these
Q: 19506
Which of the following atmospheric layers help in radio communication?
-
Exosphere
-
-
Troposphere
-
Stratosphere
-
Ozone layer
Q: 19507
who added 2nd Azan for friday prayers ?
-
Hazrat Abu Bakr (R.A)
-
Hazrat Umar (R.A)
-
-
Hazrat Ali (R.A)
Q: 19508
Afghan nationals attacked the Pakistani consulate in Frankfurt (Germany) on:
-
19th of July 2024
-
-
21st of July 2024
-
22nd of July 2024
Q: 19509
Who won the ';British Grand Prix 2024'; ?
-
-
Garry Verstappen
-
Andy Murray
-
Steve Smith
Q: 19510
';Project 2025'; recently discussed in news is related with which country';s Politics ?
-
-
China
-
Russia
-
Canada
Q: 19511
A moderator is used in nuclear reactor in order to ?
-
Accelerate the neutrons
-
Slow down the speed of the neutrons
-
Increase the number of elections
-
Decrease the number of electrons
-
None of these
Q: 19512
Sedimentary rocks are__________?
-
-
Hard
-
Rough
-
Brittle
-
Volcanic
Q: 19513
Which one of the following is a non-metallic mineral?
-
Manganese
-
Magnesium
-
-
Bauxite
-
None of these
Q: 19514
Ozone layer prevents ______________ radiation from entering the atmosphere?
-
Infra-red
-
-
X-rays
-
Gamma rays
-
None of these
Q: 19515
The phenomenon of Aurora Borealis, the display of red and green lights in northern hemisphere is due to radiations from____________ ?
-
-
Troposphere
-
Mesosphere
-
Stratosphere
-
None of these
Q: 19516
The name of Allah (SWT), ';Al-Haadi';, means: ____________?
-
The King
-
The Compeller
-
-
None of these
Q: 19517
Drachma was the currency of ____________?
-
France
-
Ghana
-
-
Egypt
Q: 19518
Yeast is used in making bread because it produces____________?
-
-
Sugar
-
Bacteria
-
Oxygen
-
None of these
Q: 19519
Oasis is associated with___________?
-
Glaciers
-
-
Islands
-
Volcanoes
-
Fertile land
Q: 19520
Quartz crystal in quartz watches work on the principle called?
-
Photoelectric effect
-
Stark effect
-
Thermionic effect
-
-
None of these