Which instrument is used for viewing the sun...? Mcqs

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Which instrument is used for viewing the sun...?

(A) Stroboscope
(B) Heliograph

(C) Solograph
(D) None of these

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Latest MCQs

Digital T.V emits that ______...?

(A) X rays
(B) Y rays

(C) Z rays
(D) Radio Waves

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Name the Scientist who stated that matter can be converted into energy...?

(A) Boyle
(B) Einstein

(C) Avogadro
(D) Lavoisier

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The most abundant element in sea water is...?

(A) Chlorine
(B) Sodium

(C) Sulfur
(D) Magnesium

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The time taken by Sun to revolve around the center of our galaxy is___________...?

(A) 150 million years
(B) 250 million years

(C) 300 millon years
(D) 350 millon years

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What is ‘Stealth Technology‘...?

(A) A device which when attached to an aircraft makes it invisible on the radar
(B) A coating which reduces the visibility of an aircraft on radar

(C) A Technology by which it is possible for the aircraft’s to spy in the enemy air-space
(D) A technology by using which paratroopers can be dropped stealthily behind the enemy columns.

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High solubility of fertilizers also degrades ecosystem through _____...?

(A) Acidification
(B) Erosion

(C) Salinity
(D) Eutrophication

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Which one of the following is biodegradable material...?

(A) Plastic
(B) Styrofoam

(C) Glass
(D) Fruits

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The colour of an opaque or non-luminous object is the colour of light it _____...?

(A) Absorbs
(B) Reflects

(C) Transmits
(D) Refracts

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______ is the “Work done in moving a unit charge between two points in an electric circuit”...?

(A) Potential difference
(B) Current

(C) Power
(D) Resistence

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