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This set of General Science Multiple Choice Questions & Answers (MCQs) focuses on Physics Set 8

Q1 | In which year India‘s first satellite Aryabhatta was launched?
  • 1975
  • 1970
  • 1978
  • 1965
Q2 | Which of the following is responsible for the fact that Tennis ball bounces higher at highaltitudes than in plains?
  • Low Gravity
  • High Gravity
  • Less dense air
  • Low atmospheric temperature
Q3 | Thin lamination is used in a transformer to reduce:
  • Eddy current losses
  • Hysteresis losses
  • Corona losses
  • None of the above
Q4 | Which of the following statements is incorrect about a Plane Mirror?
  • The focal length of a plane mirror is infinity
  • Its optical power is one
  • It forms a virtual image of a real object
  • It is used in constructing periscope
Q5 | A high-refractive-index polymer (HRIP) is a polymer that has a refractive index greater than _?
  • 0.5
  • 1
  • 1.2
  • 1.5
Q6 | Consider the following statements regarding Black Holes:1. A black hole is a supergiant star that has collapsed into itself2. The Black-hole singularity has zero radiusWhich of the above is / are correct statements?
  • Only 1
  • Only 2
  • Both 1 & 2
  • Neither 1 nor 2
Q7 | Which of the following is / are correct statements with respect to Copper (Cu), Silver (Ag) and Gold (Au)?1. All of them are can be found naturally in their elemental state2. All of them belong to same group in the periodic tableSelect the correct option from the codes given below:
  • Only 1
  • Only 2
  • Both 1 & 2
  • Neither 1 nor 2
Q8 | A 10 Kg block of Iron has which of the following twice in value in comparison to a 5 Kg block of Iron?1. Inertia2. Mass3. VolumeSelect the correct option from the codes given below:
  • Only 1 & 2
  • Only 2
  • Only 1 & 3
  • 1, 2 & 3
Q9 | Albert Einstein was awarded Nobel Prize for his path-breaking research and formulation of the:
  • Theory of Relavitity
  • Laws of Photo-Electric Effect
  • Principle of Wave-Particle Duality
  • Theory of Critical Opalescence
Q10 | Which one of the following types of Laser is used in Laser Printers?
  • Semiconductor laser
  • Excimer Laser
  • Dye Laser
  • Gas Laser
Q11 | The power of a lens is measured in :
  • diopters
  • aeon
  • lumen
  • candela
Q12 | The television technology in which a new form of light-emitting crystals which can be printed onto flexible plastic sheets to produce a paper-thin display that can be rolled up and carried in a pocket is:
  • QD-TV
  • SED-TV
  • Pixel Plus
  • Slingbox
Q13 | Amalgam‘ is a term used for an alloy of a metal with:
  • Copper
  • Mercury
  • Lead
  • Aluminium
Q14 | Gammaxene, D.D.T. and Bleaching powder are important compounds of :
  • Chlorine
  • Nitrogen
  • Sulphur
  • Phosphorus
Q15 | L.P.G. is a hydrocarbon consisting of a mixture of:
  • Methane and Butane
  • Propane and Butane
  • Ethane and Propane
  • Ethane and Butane
Q16 | What is Kerogen oil?
  • Its an unconventional oil produced from the pyrolysis, hydrogenation, or thermal dissolution of Oil Shales
  • Its a light crude oil contained in petroleum-bearing formations of shales
  • Its an unconventional oil produced from the pyrolysis, hydrogenation, or thermal dissolution of environmental wastes
  • It‘s a new form of vegetable oil prepared artificially in laboratory
Q17 | Which among the following was first human-made plastic?
  • Bakelite
  • Polyethene
  • Celluloid
  • Nylon
Q18 | Which among the following is the correct impact of the London Forces in the Cycloalkanes?
  • The melting and boiling points get increased
  • The Melting and boiling points get decreased
  • There is not impact on the melting and boiling points
  • The melting point increases but boiling point decreases
Q19 | Gargling with a solution of table salt is known to provide relief for a sore throat because ___ ?
  • It kills bacteria
  • It works as analgesic
  • It dehydrates water from inflammatory tissues by Osmosis
  • Placebo effect
Q20 | The Potassium graphite and Calcium Graphite can be mostly used as which among the following?
  • Moderators
  • Semiconductors
  • Superconductors
  • Lubricants
Q21 | Which among the following minerals is also known as Horn Silver?
  • Silver Iodide
  • Silver Chroride
  • Zinc Phosphate
  • Silver Sulphide
Q22 | Consider the following particles in relation to the matter:?-Meson (Pi-meson)PhotonWhich among the above are considered to be mass less and charge less?
  • Only 1
  • Only 2
  • Both 1 & 2
  • Neither 1 nor 2
Q23 | Polymetallic Modules (PMN) predominantly contain_____?
  • Calcium
  • Magnesium
  • Manganese
  • Copper
Q24 | The colors in the fine cut diamond are because of which among the following?
  • Variance in transparency of diamond
  • Variance in index of refraction
  • Presence of Impurities
  • Existence of definite planer layers
Q25 | Benzoepin, Parrysulfan, Phaser, Thiodan, Thionex etc. are the names of which among the following pesticides?
  • Kepone
  • Paraquat
  • Endosulfan
  • Toxaphene