Practice Physics GS Questions and Answers

• Which one of the following determines the sharpness of image in a camera?
• A new technology which provides the ability to create an artificial world and have people interact with it is called –
• What is the minimum escape velocity of rocket to be launched into space?
• Smog is a combination of –
• The 'four stroke petrol engine' is based on –
• A rubber ball is dropped from a height of 2 metres. To what height will it rise if there is no loss of energy/velocity after rebounding?
• If the temperature of a place increases suddenly, the relative humidity –
• Tungsten is used for the manufacture of the filament of an electric bulb, because –
• What is the wavelength of visible spectrum?
• The shape of our Milky Way galaxy is
• When water is heated from 0°C to 10°C. Its volume
• Compared to fresh Water, the freezing point of sea water is -
• The energy emitted by the Sun is due to
• Why do brads not have respiratory trouble at the time of flying at high all?
• The material used in the fabrication of a transistor is –
• When heated from 0° to 10°C volume of a given mass of water will -
• Angle of friction and angle of repose are
• Water flows through a horizontal pipe at a constant volumetric rate. At a location where the cross sectional area decreases, the velocity of the fluid:
• A particle dropped from the top of a tower uniformly falls on ground at a distance which is equal to the height of tower. Which of the following paths will...
• A soap bubble shows colours when illuminated with white light. This is due to –
• The process involved in making soap is
• A pond of water appears less deep due to –
• Clear nights are colder than cloudy nights because of –
• In AC circuits, AC meters measure –
• Which one of the following is called a red planet?
• The resistance of the human body (dry condition) is of the order of –
• What is the telescope designed to search for earth-size planets in the nearby region of our galaxy, termed as?
• As we go from Equator to North pole the value of ‘S; the acceleration due to gravity
• The part of the eye having the largest refractive index is -
• A larger force on a rotating body results in larger _____.
• The instrument used to see the distant objects on the Earth is –
• Which of the following principle is used to produce low-temperatures'?
• A piece of ice is floating in water kept in a beaker. When all the ice melts the level of water will -
• A boy is standing in front of a plane mirror at a distance of 3 m from it. What is the distance between the boy and his image?
• Which of the following is not an insulator?
• An image formed by a plane mirror is ______.
• Which of the following pair regarding sound is correct? I. Loudness – depends on amplitude II. Shrillness – depends on frequency
• Which of the following is NOT a conductor of electricity?
• Which of the following statement is correct? I. The incident ray, the normal at the point of incidence and the reflected ray all lie in the same plane. I...
• An object of mass ‘m’ be made to fall freely from a height ‘h’. At the start the potential energy is _____ and kinetic energy is ______. ...