Q. Which type of elements are poor conductors of heat and electricity?
1) Metals
2) Non-metals
3) Gases
4) None of the above
Q. Which law describes the orbits of planets around the sun?
1) Newton's law
2) Faraday's law
3) Kepler's law
4) Kirchoff's law
Q. Which of the following conditions is most favourable for converting a gas into a liquid?
1) High pressure, low temperature
2) Low pressure, low temperature
3) Low pressure, high temperature
4) High pressure, high temperature
Q. Which of the following techniques cannot be used for generating electron-hole pairs in electronic devices?
1) Thermal excitation
2) Impact ionization
3) Photo excitation
4) Impurity injection
Q. Which of the following diodes is used in ultra-high-speed switching electronic circuits?
1) Zener diode
2) Varactor diode
3) Tunnel diode
4) Schottky diode
Q. Which metal is common to the alloys brass, bronze, and gunmetal?
1) Zinc
2) Tin
3) Aluminium
4) Copper
Q. According to Dalton’s atomic theory, atoms combine in the ratio of small whole numbers to form _________ .
1) neutrons
2) molecules
3) protons
4) compounds
Q. In an incandescent electric bulb, the filament of the bulb is made up of which metal?
1) Aluminium
2) Copper
3) Tungsten
4) Silver
Q. In the case of a concave mirror, if an object is kept between principal focus F and pole P of the mirror, then which one of the following statements about the image is NOT correct?
1) The image will be virtual
2) The image will be enlarged or magnified
3) The image will be formed at infinity
4) The image will be erect
Q. Which one of the following is the correct sequence of change in colours when a turmeric stain on white clothes is scrubbed by soap and then washed with water?
1) Yellow - pink - blue
2) Yellow - reddish brown - yellow
3) Yellow - reddish brown - blue
4) Yellow - blue - pink
IntroductionAre you passionate about sports but don't see yourself as an athlete? Do you find the business side of sports fascinating? A career in sports management could be your winning ticket! This field combines business, sports, and management, offering dynamic roles that go far beyond the field →
Foundation Date: December 8, 1991 Headquarters: The Republic of Belarus Executive Secretaries: Sergei Lebedev Member Countries: 12 Commonwealth of Independent States (CIS) was established on December 8, 1991, and the leaders of the Republic of Belarus, the Russian Federation, and Ukraine signed an a →
In 2009, an unknown programmer by the name of Satoshi Nakamoto put forward a whitepaper that proposed a creation of new form of digital currency - cryptocurrency. Cryptocurrency functions the same way as regular currencies do in that its used as a means of exchange, unit of account and a store of va →
Headquarter: New Delhi Function and Objective of the Organization: The Food Safety and Standards Authority of India (FSSAI)has been established under Food Safety and Standards Act, 2006 which consolidates various acts & orders that have hitherto handled food-related issues in various Ministries →
If you contribute your content to our site. Please mail us your content to editor@onlinegk.net