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Objective Questions

Latest MP FSL Laboratory Attendant Exam Question (Objective Questions), MCQ in English

Subjects : General Science, General Knowledge

Question Bank MP FSL Laboratory Attendant Exam - English
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General Science

Question 1Single Answer
In ruby laser, the stimulated emission is due to transition from
  1. A
    metastable state to any lower state
  2. B
    any higher state of lower state
  3. C
    metastable state to ground state
  4. D
    any higher state to ground state
Question 2Single Answer
A direct current I flows along the length of an infinitely long straight thin walled pipe, then the magnetic field is
  1. A
    uniform throughout the pipe not zero
  2. B
    zero only along the axis of the pipe
  3. C
    zero at any point inside the pipe
  4. D
    maximum at the centre and minimum at the edge
Question 3Single Answer
convex lens made of glass has focal length 0.15m in air. If the refractive index of glass is 3/2, and that of water is 4/3 the focal length of lens when immersed in water is
  1. A
    0.45 m    
  2. B
    0.15 m
  3. C
    0.30 m       
  4. D
    0.6 m
Question 4Single Answer
Two sources are said to be coherent if they produce waves
  1. A
    having a constant phase difference
  2. B
    of equal wavelength
  3. C
    of equal speed
  4. D
    having same shape of wavefront
Question 5Single Answer
Three resistors 1 Ω, 2 Ω, 3Ω resistor a 3 V battery is connected. The current through 3 Ω resistor is -
  1. A
    0.75 A     
  2. B
    1 A
  3. C
    2 A         
  4. D
    1.5 A
Question 6Single Answer
10-6 M NaOH is diluted 100 times. The pH of the diluted base is
  1. A
    between 7 and 8
  2. B
    between 5 and 6
  3. C
    between 6 and 7
  4. D
    between 10 and 11
Question 7Single Answer
In the electrolysis of acidulated water, it is desired to obtain 1.12 cc of hydrogen per second under STP condition. The current to be passed is
  1. A
    1.93 A         
  2. B
    9.65 A
  3. C
    19.3 A        
  4. D
    0.965 A
Question 8Single Answer
The one which decreases with dilution is
  1. A
    molar conductance
  2. B
    conductance
  3. C
    specific conductance
  4. D
    equivalent conductance
Question 9Single Answer
Vapour pressure of pure ‘A’ is 70 mm of Hg at 25oC. It forms an ideal solution with ‘B’ in which mole fraction of A is 0.8. if the vapour pressure of the solution is 84 mm of Hg at 25oC, the vapour pressure of pure ‘B’ at 25oC is
  1. A
    28 mm   
  2. B
    56 mm
  3. C
    70 mm    
  4. D
    140 mm
Question 10Single Answer
A 6% solution of urea is isotonic with
  1. A
    1 M solution of glucose
  2. B
    0.05 M solution of glucose
  3. C
    6% solution of glucose
  4. D
    25% solution of glucose
Question 11Single Answer
The respiratory quotient during cellular respiration would depend on
  1. A
    the nature of enzymes involved
  2. B
    the nature of the substrate
  3. C
    the amount of carbon dioxide released
  4. D
    the amount of oxygen utilised
Question 12Single Answer
Which of the following is not a green - house gas ?
  1. A
    Water vapour
  2. B
    Carbon monoxide
  3. C
    Methane
  4. D
    Oxygen
Question 13Single Answer
Both husband and wife have normal vision though their fathers were colorblind and mothers did not have any gene for colorblindness. The probability of their daughters becoming colorblind is
  1. A
    50%          
  2. B
    75%
  3. C
    0% 
  4. D
    25%
Question 14Single Answer
An animal, which has both exoskeleton and endoskeleton structures is a
  1. A
    fresh-water mussel
  2. B
    tortoise
  3. C
    frog
  4. D
    jelly fish
Question 15Single Answer
Identify the group, which includes animals all of which give birth to young ones directly?
  1. A
    Dolphin, kangaroo, bat, cat
  2. B
    Platypus, penguin, bat, hippopotamus
  3. C
    shrew, bat, kiwi, car
  4. D
    Lion, whale, ostrich, bat
Question 16Single Answer
Temperature can be expressed as derived quantity in terms of
  1. A
    length and mass
  2. B
    mass and time
  3. C
    length, mass and time
  4. D
    None of these
Question 17Single Answer
Electron volt is a unit of
  1. A
    potential difference
  2. B
    charge
  3. C
    energy
  4. D
    capacity
Question 18Single Answer
Dimensions of impulse are
  1. A
    [MLT –1]
  2. B
    [MLT²]
  3. C
    [MT–2]
  4. D
    [ML–1T–3]
Question 19Single Answer
Potential is measured in
  1. A
    joule/coulomb
  2. B
    watt/coulomb
  3. C
    newton–second
  4. D
    None of these
Question 20Single Answer
One Nanometer is equal to
  1. A
    10–9m
  2. B
    10–6m
  3. C
    10–10m
  4. D
    10–3m
Question 21Single Answer
Maxwell is the unit of
  1. A
    magnetic susceptibility
  2. B
    intensity of Magnetisation
  3. C
    magnetic Flux
  4. D
    magnetic Permeability
Question 22Single Answer
Which of the following is derived physical quantity ?
  1. A
    Mass
  2. B
    Velocity
  3. C
    Length
  4. D
    Time
Question 23Single Answer
What are the units of magnetic permeability ?
  1. A
    Wb A–1 m–1
  2. B
    Wb–1 Am
  3. C
    Wb A m–1
  4. D
    Wb A–1 m
Question 24Single Answer
The dimensions of pressure gradient are
  1. A
    [ML–2 T–2]
  2. B
    [ML–2 T–1]
  3. C
    [ML–1 T–1]
  4. D
    [ML–1 T–2]
Question 25Single Answer
The dimensions of Rydberg's constant are
  1. A
    [M0L–1T]
  2. B
    [MLT–1]
  3. C
    [M0 L–1T0]
  4. D
    [ML0 T2]
Question 26Single Answer
'Farad' is the unit of
  1. A
    resistance
  2. B
    conductance
  3. C
    capacitance
  4. D
    inductance
Question 27Single Answer
S.I. unit of surface tension is
  1. A
    degree/cm
  2. B
    N/m
  3. C
    N/m²
  4. D
    Nm
Question 28Single Answer
Which one of the following pairs does not have the same dimension ?
  1. A
    Potential energy and Kinetic energy
  2. B
    Density and specific gravity
  3. C
    Focal length and height
  4. D
    Gravitational force and frictional force
Question 29Single Answer
Which one of the following physical quantity has the same unit as that of pressure ?
  1. A
    Angular momentum
  2. B
    Stress
  3. C
    Strain
  4. D
    Work
Question 30Single Answer
The symbol of SI unit of inductance is H. It stands for
  1. A
    Holm
  2. B
    Halogen
  3. C
    Henry
  4. D
    Hertz
Question 31Single Answer
Light year is a measure of
  1. A
    time
  2. B
    distance
  3. C
    total amount of light falling on the Earth in a year
  4. D
    average intensity of light falling on the Earth in a year
Question 32Single Answer
Which one of the following is not a dimension less quantity ?
  1. A
    Strain
  2. B
    Relative density
  3. C
    Frequency
  4. D
    Angle
Question 33Single Answer
The dimensions of universal gas constant are
  1. A
    [L² M¹ T–2 K–1]
  2. B
    [L¹ M² T–2 K–1]
  3. C
    [L¹ M¹ T–2 K–1]
  4. D
    [L² M² T–2 K–1]
Question 34Single Answer
The dimensions of magnetic moment are
  1. A
    [L²A¹]
  2. B
    [L²A–1]
  3. C
    [L²/A³]
  4. D
    [LA²]
Question 35Single Answer
The dimensions of Wien's constant are
  1. A
    [ML0TK]
  2. B
    [M0LT0K]
  3. C
    [M0L0TK]
  4. D
    [MLTK]
Question 36Single Answer
The dimensional formula of wave number is
  1. A
    [M0L0T–1]
  2. B
    [M0L–1T0]
  3. C
    [M–1 L–1 T0]
  4. D
    [M0 L0 T0]
Question 37Single Answer
The dimensional of Hubble ‘s wave number is
  1. A
    [T–1]
  2. B
    [M0L0T–2]
  3. C
    [MLT4]
  4. D
    [MT–1]
Question 38Single Answer
Which of the following is not a synthetic fibre:
  1. A
    Anygora
  2. B
    Rayon
  3. C
    Nylon
  4. D
    Polyster
Question 39Single Answer
Which one of the following is not contained in Portland cement ?
  1. A
    Ca3Al2O6
  2. B
    Ca3SiO5
  3. C
    Ca2Si­O4
  4. D
    Ca3(PO4)2
Question 40Single Answer
What is the reson for white cement to be white ?
  1. A
    It does not contain carbon
  2. B
    It does not contain silicon
  3. C
    It does not contain iron
  4. D
    It does not contain calcium
Question 41Single Answer
Which fertilizer is assimilated directly by the plant ?
  1. A
    Super phosphate
  2. B
    Nitrolim
  3. C
    Muriate of Potash
  4. D
    Humus
Question 42Single Answer
Which of the following chemicals is used in foam fire extinguishers ?
  1. A
    Aluminium sulphate
  2. B
    Copper sulphate
  3. C
    Cobalt sulphate
  4. D
    Nickel sulphate 
Question 43Single Answer
What is a mixture of potassium nitrate, powdered charcoal and sulphur called ?
  1. A
    Glass
  2. B
    Cement
  3. C
    paint
  4. D
    Gun powder
Question 44Single Answer
Which one of the following chemicals is used in beauty parlours for hair – setting ?
  1. A
    Sulphur based
  2. B
    Phosphorus based
  3. C
    Silicon based
  4. D
    Iron based 
Question 45Single Answer
Which one of the following is used as a mordant in dyeing and tanning industry ?
  1. A
    Magnesium oxide
  2. B
    Magnesium carbonate
  3. C
    Magnesium chloride
  4. D
    Magnesium sulphate
Question 46Single Answer
Which one of the following substances is used in the manufacture of safety matches ?
  1. A
    Red phosphorus
  2. B
    White phosphorus
  3. C
    Phosphorus trioxide (P2O3)
  4. D
    Black phosphorus
Question 47Single Answer
Which one of the following polymeric materials is used for making bullet proof jacket ?
  1. A
    Nylon –6, 6
  2. B
    Rayon
  3. C
    Kevlar
  4. D
    Dacron
Question 48Single Answer
Which one of the following is another name of RDX
  1. A
    Cyanohydrin
  2. B
    Dextran
  3. C
    Cyclohexane
  4. D
    Cyclonite
Question 49Single Answer
Which one of the following is used as an explosive ?
  1. A
    Phosphorus trichloride
  2. B
    Mercuric oxide
  3. C
    Graphite
  4. D
    Nitroglycerine
Question 50Single Answer
Flint glass is obtained from which of the following ?
  1. A
    Zinc and barium borosilicate
  2. B
    Sand, red lead and potassium carbonate
  3. C
    Sodium aluminium borosilicate
  4. D
    Pure silica and zinc oxide
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