The unit to measure the quantity of Ozone in atmosphere is ?
The unit to measure the quantity of Ozone in atmosphere is ?
A. Dobson
B. Cloning
C. Dalton
D. Colomb
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Which of the following is most elastic ?
Which of the following is most elastic ?A. Steel
B. Rubber
C. Glass
D. Sponge
E. None of these
STEEL is most elastic among the rubber, steel, glass and sponge. Steel having the most steep linear stress-strain curve among all.
A stiffer material will have a higher elastic modulus.
Young’s Modulus alt. Modulus of Elasticity – is a measure of stiffness of an elastic material.
Young’s modulus for steel- 200 GPa
Young’smodulus for glass – 50–90 GPa
Young’s modulus for rubber – 1 MPa
Young’s modulus for sponge – 2–4 GPa
A material with a higher Young’s modulus is more elastic.Farad is the unit of___________?
Farad is the unit of___________?A. inductance
B. voltage
C. capacitance
D. None of theseFarad, unit of electrical capacitance (ability to hold an electric charge), in the metre–kilogram–second system of physical units, named in honour of the English scientist Michael Faraday. The capacitance of a capacitor is one farad when one coulomb of electricity changes the potential between the plates by one volt.
Which of the following statements is true when we see ‘rainbow’ ?
Which of the following statements is true when we see ‘rainbow’ ?A. We face sun and raindrops
B. The Sun remains behind us and we face raindrops
C. In light rainfall, we face Sun
D. The sky remains clear and the sun is at lower position in the skyWhat do you understand by disease “Insomnia”?
What do you understand by disease “Insomnia”?A. Color blindness
B. Depression
C. Hypertension
D. Inability to sleepWhich one of the following clouds is found at the highest level in the atmospher?
Which one of the following clouds is found at the highest level in the atmospher?A. Stratus
B. Cumulus
C. Stratocumulus
D. CirrusWhere would you find a Eustachian Tube?
Where would you find a Eustachian Tube?A. In the Brain
B. In the Lung
C. In the Ear
D. In Stomach