Which of the following is not a magnetic material...? Mcqs

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Which of the following is not a magnetic material...?

(A) Steel
(B) Aluminum

(C) Cobalt
(D) None

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Latest MCQs

A powder contains 100mg of a radioactive material that emits α-particles. (See in detail)...?

(A) 0mg
(B) 25mg

(C) 50mg
(D) 75mg

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The group containing only electromagnetic waves is ______...?

(A) Light waves, Radio waves, Microwaves
(B) Light waves, Radio waves, Sound waves

(C) Light waves, Sound waves, Microwaves
(D) Radio waves, Sound waves, Microwaves

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The chemical material of a chromosome is called _____...?

(A) Chromatin
(B) Chromeres

(C) Chromonema
(D) Chromatid

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From among the following, which material is insoluble in water...?

(A) Sand
(B) Sugar

(C) Glucose
(D) Salt

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Wood is the main raw material for the manufacture of ____________...?

(A) Paint
(B) Gun powder

(C) Paper
(D) Ink

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The list that shows electromagnetic waves in order of an increasing wavelength is _____...?

(A) Microwaves, X-rays, Gamma-rays
(B) Microwaves, Gamma-rays, X-rays

(C) X-rays, gamma-rays, Microwaves
(D) Gamma-rays, X-rays, Microwaves

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Select the arrangement of electromagnetic radiation which starts with the lowest energy and increases to greatest energy...?

(A) radio, visible, infrared, ultraviolet, x-ray, gamma ray
(B) radio, infrared, visible, x-ray, gamma ray, ultraviolet

(C) visible, radio, infrared, ultraviolet, x-ray, gamma ray
(D) radio, infrared, visible, ultraviolet, x-ray, gamma ray

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Which of the following physical phenomena can not be described only by the wave theory of electromagnetic radiation...?

(A) Diffraction
(B) interference

(C) Photoelectric emission
(D) Polarization

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Cobalt is a material which is ...?

(A) Strongly attracted by a magnet
(B) Not attracted by a magnet

(C) not a magnet
(D) Weakly attracted by a magnet

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All of the following are electromagnetic radiations except__________...?

(A) Red light
(B) Sound waves

(C) X-Rays
(D) Photon

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The movement of materials/sugar from the leaves to other tissues of the plant is called...?

(A) Translocation
(B) Photosynthesis

(C) Respiration
(D) Transpiration

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Earth's magnetic field always has a horizontal component except at...?

(A) Equator
(B) Magnetic pole

(C) At 60*latitude
(D) None of these

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Living organisms which derive their food from dead and decaying organic materials called...?

(A) Saprotrophs
(B) Parasites

(C) Predators
(D) Producers

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The variety of coal in which the deposit contains recognizable traces of the original plant material is____________...?

(A) bitumen
(B) anthracite

(C) lignite
(D) peat

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In general, good absorbents of electromagnetic radiation are also good___________...?

(A) Radiators
(B) Conductors

(C) Insulators
(D) Semi Conductors

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Plastic is made of materials including _____...?

(A) Recycled Plastic
(B) Rocks & Sand

(C) Coal, Oil, Natural Gas
(D) None of the these

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The movement of organic materials (food) take place through ______...?

(A) Xylem
(B) Vessels

(C) Tracheid
(D) Phloem

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Which of the following is a ferromagnetic material ...?

(A) Tungsten
(B) Aluminium

(C) Copper
(D) Nickel

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All electromagnetic waves travel through a vacuum at ______...?

(A) The different speed
(B) The same speed

(C) The increasing speed
(D) The decreasing speed

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