Hello Aspirants.
Welcome to Online General Knowledge section in Affairs cloud, which is important for all the competitive exams. We have created Some questions related to General Science(Physics) !!
- When we rub hands which of the following Conversion will happen ?
1.Mechanical energy converted into Heat energy
2.Chemical energy converted into Heat energy
3.Mechanical energy converted into Electrical energy
4.Electrical energy converted into Heat energy
5.None of theseAnswer – 1.Mechanical energy converted into Heat energy
Explanation :
When we rub hands, the mechanical energy due to friction between the hands is converted into heat energy - During charging of a battery chemical energy is converted into
1.Optical Energy
2.Electrical energy
3.Mechanical energy
4.Electronic energy
5.None of theseAnswer – 2.Electrical energy
Explanation :
When the battery is connected to the circuits of an electric fork lift truck, its chemical energy is converted into electrical energy and released. - During respiration, food is converted into ……………… and …………….
1.Carbon dioxide, Water
2.Water, Carbon monoxide
3.Hydrogen, Carbon
4.Nitrogen, Hydroxide
5.None of theseAnswer – 1.Carbon dioxide, Water
Explanation :
Respiration is the chemical reactions that take place within cells by which food is “burned” and converted into carbon dioxide and water. - When water is lifted into an overhead tank,electrical energy is converted into
1.Mechanical Energy
2.Thermal Energy
3.Potential Energy
4.Kinetic Energy
5.None of theseAnswer – 4.Kinetic Energy
Explanation :
When water is lifted int an overhead tank using a motor, it converts electric energy to kinetic energy - Water stored in a dam possesses which energy ?
1.Electrical Energy
2.Potential energy
3.Kinetic energy
4.Solar Energy
5.None of theseAnswer – 3.Kinetic energy
Explanation :
Water stored in a dam possesses (d) potential energy and once the water is falling it has kinetic energy. - An arrow is stretched in a bow, which energy is converted into potential energy ?
1.Heat energy
2.Chemical energy
3.Kinetic energy
4.Mechanical energy
5.None of theseAnswer – 4.Mechanical energy
Explanation :
When a bow with an arrow is stretched, the mechanical energy is converted into potential energy. - Which part of eye control the amount of light entering into the eye ?
1.Retina
2.Cornea
3.Iris
4.Eye-lids
5.None of theseAnswer – 3.Iris
Explanation :
The iris has an adjustable circular opening called the pupil, which can expand or contract to control the amount of light entering the eye. - The green colour glass will allow …………… to pass through it
1.Only Green
2.Only White
3.Only Black
4.All colours
5.None of theseAnswer – 1.Only Green
Explanation :
Green cellophane/glass will only allow green light to pass through it. - 1 Slung = ?
1.16.4kg
2.14.6kg
3.15kg
4.13.6 kg
5.None of theseAnswer – 2.14.6kg
Explanation :
A unit of measure for mass in the English system, which equals 14.6 kg in the SI system. - One ton is equal to ……………….lb
1.500
2.1000
3.2000
4.10000
5.None of theseAnswer – 3.2000
Explanation :
The ton is a unit of measure. 1 ton is equal to 2000lb
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