570+ General Science Solved MCQs

Which of the following measurements is not a unit of distance?

Which one of the following remains constant while throwing a ball upward?

Pure water freezes at what temperature?

Which vitamin is abundant in citrus fruits?

Which of the following statements is not true regarding LASER?

If a moving body turns its speed to 1.5 times, what will be the impact on its kinetic energy?

Two Flat mirrors are placed at an angle of 60° from each other. How many images will be formed of a Candle placed in between them?

A tourist, who plans to visit a hill station located at very high altitude also wishes to take along his Television Set. In this context, consider the following:
LCD TV
Plasma TV
Cathode Ray Tube TV
Which among the above are expected to work properly at very high altitudes?

If an egg with shell is placed in a microwave oven, which among the following would most likely happen?

Which among the following is the SI physical unit of dynamic viscosity?

Which among the following phenomena of the optics makes the Endoscopy capable of examining the internal organs such as Abdomen?

An antenna in a Geostationary satellite should have a minimum beam width of which among the following values to cover the entire earth?

A piece of Ice was tied with a string to a water bucket‘s bottom, and the water bucket was filled with water with ice fully submerged in it. What would be the impact on the level of water when the ice melts away completely?

A ―Charge-coupled device‖ in the modern Digital Cameras has replaced which among the following in the traditional Cameras?

An instrument called ―Theodolite‖ is used in which among the following ?

A person is standing in front of a wall and makes a sound. What should be the normal minimum distance between the person and the wall , so that the person hears echo?

A long Rail (approximately 700 meters) made up of steel is struck to produce a sound. The person standing on the other end of the rail would hear in which among the following pattern?

Which among the following is studied under ‖ fulminology‖?

Which among the following has the lowest frequency Range?

How does the Isotope of Iodine, Iodine-135 plays an important role in Nuclear Power Generation?

Which among the following is the correct statement about Black Ice?

In many countries with cold climates, the municipalities often sprinkle salt on icy roads in winter. Which among the following is the correct reason for this?

Consider the following:
1. Near Infrared
2. Mid Infrared
3. Far Infrared
Which among the following is the correct order of increasing wavelength of the above?

Which among the following is measured by an Odometer?

The term ―Isopycnic‖ is most closely defined by which among the following?

Which among the following property of the matter is studied in ―Rheology‖?

―Fermi‖ is a unit of which among the following?

Which among the following correctly represents a Parsec?

Consider the following:
1. Submarine Communications
2. AM Radio
3. Short Wave Radio
4. Radar
Arrange the above in increasing frequency of the waves used in their applications.

Consider the following advantages of the Optic Fibers and the Copper wires:
Optic Fibers are NOT susceptible to the electrical interference
Optic Fibers can be used to transmit more signals that Copper Wires
Optic Fibers can carry a signal over a single fiber, unlike the electricity which requires a pair of Copper wires.
Which among the above stand correct ?

The power we use at Home has a frequency of 60Hz. What would be the period of the sine wave?

What do we call the part of the ―DTH Satellite dish‖ that converts the signals from electromagnetic or radio waves to electrical signals ?

Which among the following waves are used in the gemstone industry to change white topaz into blue topaz?

Which among the following waves are most commonly used in the Night Vision Devices?

Which among the following strictly works on the principle of dipole movement of the water molecules?

Which among the following is the most common cause of Sunburn?

One Torr is equivalent to how many mm of Mercury?

―Svedberg Unit‖ is a unit of _________?

A vehicle moving on a circular path experiences ________?

At which of the following places water shall boil at the lowest temperature?

In which year, Sir Chandrasekhara Venkata Raman was awarded Nobel Prize for Raman effect?

Which among the following are used in Computed tomography (CT) Scan?

Which among the following instruments used in Forensic Sciences is popular as Lie detector?

Which among the following component of a fluorescent lamp contributes maximum in making them costly?

An electrical fuse is used to interrupt excessive________?

In context with electromagnetism, which among the following is a correct definition of Permeability?

The following is measured in tonne of oil equivalent (toe) ?

Who among the following coined the term ―cosmic rays‖ ?

Which among the following is the most acceptable range of LEO (Low Earth orbit)?

Which among the following is a Beyond-visual-range air-to-air missile

Who was the first scientist to be awarded two Nobel Prizes?

A small quantity of water is placed in a small cavity made in a block of Ice at 0 degree centigrade. Which of the following will happen?

Ultrasound which is upper limit of human hearing is characterized by which of the following frequencies?

What is the normal temperature of human being on Kelvin scale?

Which among the following is known as first electronic amplification device?

Which among the following temperature scale is based upon absolute zero?

Which of the following is an instrument for measuring electric charge or electrical potential difference?

Edwin Howard Armstrong was an inventor of which of the following technologies?

Parallax of one arc second‖ is a unit of which of the following?

Which among the following comes under the study area of Psychrometrics?

Ballistics is a branch of science that deals with which of the following?

SOFAR is a phenomenon which plays an important role in submarine warfare & also known as deep sound channel. Which of the following is correct full form of SOFAR?

By which of the following process some stars which are of the size of Sun or smaller convert hydrogen to helium?

Fermi-Kurie plot is used for the study of which of the following?

Which among the following denotes the correct usage of an instrument called ―Theodolite‖?

Which among the following is the science dealing with Colors?

Thermonuclear Experimental Reactor (ITER) project is located at?

Mach number‖ is a measure of which of the following?

Radiation hardening is used in design of artificial satellites, spacecraft, military aircraft, nuclear power stations, and nuclear weapons for which of the following purposes?

Newton-meters per second is represented as follows?

Most part of the Cosmic rays that impinge on earth‘s atmosphere are __?

Which among the following statement is correct about Fluorescence?

The combination of a Red Glass Plate and a Blue Glass plate will transmit which of the following light?

VIBGYOR (Violet Indigo Blue Green Yellow Orange Red) are the rainbow colors in which of the following order?

Moon Mineralogy Mapper (M3) is an instruments providing the first high-resolution spatial and spectral map of the entire lunar surface to India‘s first mission to the Moon Chandrayan -1 launched 22 October 2008. It was contributed by __?

RLV-TD are a series of technology demonstration missions that have been conceived by ISRO as a first step towards realizing a Two Stage To Orbit (TSTO) fully re-usable launch vehicle. What is full form of RLV-TD?

On which of the following Inertia of an object depends ?

A person who is pulling a bucket filled with water falls behind with the sudden break of the rope. Which of the following laws of Newton comes into action?

In which of the following situations the force applied by the weight of a person becomes zero in a lift

On which of the following the jet Engine works?

Which among the following is in action in the process of a liquid rising in the syringe when the piston is pulled up?

Which among the following character of mercury makes it suitable to use in barometers instead of water?

When a barometer is taken down in a coal mine , which of the following happens with the Mercury level in the tube?

what happens when a ship enters a Sea from a river ?

A transition from the solid to gas phase with no intermediate liquid stage is called?

Which among the following works while we wipe with a towel.?

If water is heated , it vapor pressure will ______?

When two mercury drops are brought into contact they form a single bigger drop to get which of the following?

On a smooth glass surface , the drop of water spreads while the drop of mercury remains almost spherical. This proves that ________?

Which of the following causes the drop of water to be in spherical shape?

kalpana-1 was first exclusive satellite built by ISRO in which of the following satellite systems?

First Indian Satellite Aryabhatta was launched in which year ?

What is TERLS?

Which among the following is known for a FBTR (fast Breeder Test Reactor) ?

Which among the following is the property of Tungsten which makes it eligible to use in the bulbs?

Who among the following is considered by the Indian scientific community to be the father of experimental fluid dynamics research in India and one of the most eminent researchers in the field of turbulence and boundary layers?

The speed of Sound is maximum in which of the following ?

Steam at 100 degree centigrade causes more severe burns. Which of the following phenomena will you use to explain this?

Which of the following waves can be used to measure the speed of a approaching car?

Which among the following sentence is correct reason behind the blue color of ocean water?

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