electric current and magnetism - Category wise Question and Answer Practice Test with Solutions
electric current and magnetism PRACTICE TEST [9 - EXERCISES]
set 1
set 2
set 3
set 4
set 5
set 6
set 7
set 8
set 9
Question : 26
In an intrinsic semiconductor
a) both holes and electrons carry current
b) both holes and electrons carry current with electrons being majority carriers
c) only electrons are responsible for flow of current
d) only holes are responsible for flow of current
Answer »Answer: (a)
Question : 28
Match the Column - I and Column - II.
Column I | Column II |
A. Myopia | 1. Convex lens |
B. Hypermetropia | 2. Concave lens |
C. Presbyopia | 3. Cylindrical lens |
D. Astigmatism | 4. Bifocal Lens |
a) A-Q; B-P; C-S; D-R
b) A-P; B-Q; C-S; D-R
c) A-P; B-Q; C-R; D-S
d) A-Q; B-P; C-R; D-S
Answer »Answer: (a)
Question : 30 [IAS (Pre) 1999]
Consider the following statements regarding a motor car battery.
- The voltage is usually 12V.
- Electrolyte used is hydrochloric acid.
- Electrodes are lead and copper.
- Capacity is expressed in ampere-hour.
a) 3 and 4
b) 1 and 2
c) 2 and 3
d) 1 and 4
Answer »Answer: (d)
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set 1 Online Quiz
Click to Start..general science mcq CATEGORIES
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» Measurement And SI Units
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» Measuring Devices And Scales
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» Mechanics (Mass, Force, Acceleration, Work, Energy, Momentum, Velocity)
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» Force Of Gravity, Solids And Fluids
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» Motion Under Gravity
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» Physical Properties Of Materials
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» Light, Heat, Thermodynamics, Wave Motion, Sound, Optics & Oscillations
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» Electric Current And Magnetism
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» Nuclear Physics And Conductivity
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» Modern And Space Physics, Sources Of Energy
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» General Concepts Of Chemistry
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» Nature Of Matter And Composition
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» Atomic Structure Molecules And Nuclear Chemistry
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» Classification Of Elements, Chemical Bonding, Periodicity In Properties & Physical Transformation
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» Metals, Non Metals, Minerals, Ores, Properties, Uses
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» Alloys, Carbon & Its Various Forms, Hydrogen & Compounds, Sulphur, Nitrogen, Halogen & Inert Gases
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» Acids, Bases, Salts And Metals
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» Hydrocarbon, Alcohol, Polymer, Organic Acid And Explosive Substance
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» Fuel, Food Preservation, Nutrition, Medicine, Detergents And Fertilizers
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» Inorganic Chemistry
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» Organic Chemistry
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» Environmental Chemistry
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» Some Important Man Made Materials
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» Sub Divisions Of Biology
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» Genetics, Evolution Of Life & Ecological Biodiversity
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» Taxonomy
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» Heredity
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» Biofertilizer
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» Biological Classification Cell Tissues And Division
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» Human Anatomy
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» Blood Transport System
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» Digestion And Excretion
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» Photosynthesis
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» Vitamins, Nutrition, Health, Disease And Treatment
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» Endocrine Glands, Hormones
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» Physiology Of Plants, Humans And Animals
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» Reproduction
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» Genetic Engineering And Bio Technology
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