PHY SSC-II 100 MCQ's TEST-2 (FAZMIC)

TEST ON SUN, 18-FEB-24, AT 11:30 AM TO 12:30 PM (Prepared by Mdm TAYYEBA AZEEM)

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The reason carbon dating work is that. *
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The sound level of rustling of leave is: *
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Which element is used for the monitoring of thyroid glands? *
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Radioisotope is used for curing  cancerous tumours cells *
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The refractive index of air is *
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 To see from submarine the ship at the surface of water , we use: *
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When 1 kg of Uranium -235 is fused then energy released is *
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CD which is made of soft material is called: *
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A compact disck  CD can store computer's data over  *
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Joule's law is W =

 *
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The screen of a cathode ray tube consists of a thin layer of *
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Which we double the voltage in a simple electric circuit. We double the *
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The equivalent resistance of a parallel combination is *
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The distance between two consecutive compressions or rarefactions in longitudinal waves is called *
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The focal length is related to radius of curvature by the formula: *
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The distance of image from mirror is represented by: *
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Totally reflecting prism turns the incident ray at an angle of *
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To see stomach problems we us *
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Angle opposite to the base of triangle of prism is called: *
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The ray of the light after reflection from concave mirror passes through: *
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A battry of 12v passes a current  of 0.5A through  a resistor  find the value of resistance  used in this circuit.

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 An electric  geyser working  at a potential  difference  of 220v draws 10A. How much energy  will it consume  in 2 hours. *
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SI unit of electric intensity; *
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The unit of electric  potential  is

 *
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A capacitor  has a charge Q the actual  charge  on it's  plate  are: *
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According to Coulomb’s law  what  happens  to the attraction of two opposition charge object  as their distance  of separation  increases? *
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When two capacitors of the capacitance  4f and 6f are  connected  in series ,then equivalent capacitance  will be *
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If  two capacitor  of 8f each are connected  in parallel  with one another, then their  effective capacitance will be: *
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Capacitance is defined as

 *
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When beta Ray are emitted,  the nuclear mass: *
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Beta particles are fast moving  *
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 If Half-life  of a radioactive  element is one year, percentage  of sample  decay after  decay after two years  is: *
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The ionization  power  of alpha particle  is *
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In the reaction,X + O¹⁷ ------> N¹⁴ + ⁴He,X is? *
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In 430 days, the activity  of a sample  of (po) to one eighth of its initial value, what is the halt life  of po. *
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The  half life of  radium is about  1600 year's. In how much time,25g will remain  un decayed from  original  100g?

 *
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A reaction  which  occurres  on the surface  of the sun is: *
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What is the number of neutrons  in the plutonium ^92  ²⁴²Pu  *
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When a heavy  nucleus splits into two lighter nuclei the proces would *
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Large amount  of energy  in controlled form is released  in: *
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When number of turns in solenoid  is doubled  without  any  change in the length  of solenoid  its self induction  will be: *
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Work done on a charge particle  moving in a uniform  magnetic  field  is: *
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The device  in which induced emf is statically induced emf is: *
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Step up transformer  has a transformation  ratio of 3:2. What is the  voltage  in secondary, if voltage  in primary  is 30V? *
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Which  derived unit is equivalent  to tesla T? *
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The step up  transformer  increases *
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A certain  transformer  has a primary  winding  with 500 turns and a secondary  winding  with 250 turns. The turns  ratio is : *
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In step up transformer; *
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 Slip rings are part of:

 *
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The turn ratio  of  a  transformer  is 10.it means *
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The Boolean equation  for OR GATE IS:

 *
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To make burglar  alarm, we use; *
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A 5cm tall lighted candle  is placed  12cm from  the convex  mirror  of focal length 6cm.find the location  of image . *
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A 5cm tall lighted candle  is placed  12cm from  the convex  mirror  of focal length 6cm.find the  magnification  power 
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A 5cm tall lighted candle  is placed  12cm from  the convex  mirror  of focal length 6cm.what ie image  height?
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An object placed  from convex  lens  of power  10D. What is focal length,  *
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An object placed from convex lens of power 10D. From where object should be placed to get three times real image *
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An object placed  from convex  lens  of power  10D. From  where  object  should  be placed  to get three times  virtual image
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A beam of light enters  a lake at an angle  of incidence  of 40° .find the angle  of refraction. The refraction  of water is 1.33 *
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Which types of image  is formed  by concave  lens on screen? *
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Image formed on a camera is *
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The image  with convex lens is formd  at 2f real, inverted,  the same side  as the object  at? *
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The  index of refraction  depends  on
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The human eye forms the image of an object   at its: *
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360 waves are passing  through  a point in a river  in one  hour, time  period of the waves is: *
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Listening  to radio transmission  in deep valleys of mountain  areas is due to: *
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Find the wavelength  of the  lowest  frequency  sounds that  human can hear which  travels with a speed of 343m/s in air? *
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Find the wavelength of the highest frequency sounds that human can hear which travels with a speed of 343m/s in air? *
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What is the frequency  of second  pendulum?( *
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The time period  and frequency  are   ...to each other. *
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A motor car, weighing  3,000N,compression  a spring by 10cm find the spring constant.  *
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The crests are the..... Point of  the particles of the medium from the mean position.  *
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The troughs are the..... Point of the particles of the medium from the mean position *
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One way of measuring  the size of waves  *
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What is  intensity level  of threshold of hearing  and threshold  of pain?

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What is  intensity level  of  threshold  of pain?

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Which of the following   is used to determine  the pitch of the sound? *
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Electric  field  intensity E is equal  to *
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I volt= 1 joule per
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How  many  electrons from 1C charge? *
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Fuse is always  connected  in series  with *
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Electron volt is not unit of .. *
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1kWh = *
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What  does the term e mail stand for?
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