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Einstein’s photoelectric equation is written as __________. (1/2 mv2max = hn + fo, hn = fo.- 1/2 mv2max, hn = 1/2 mv2max + fo, None of these)

Asked by Narendra Kumar Sharma 16/02/2015 Last Modified 16/02/2015

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A boat running upstream takes 8 hours 48 minutes to cover a certain distance, while it takes 4 hours to cover the same distance running downstream. What is the ratio between the speed of the boat and speed of the water current respectively? A. 2 : 1 B. 3 : 2 C. 8 : 3 D. Cannot be determined

Let the man's rate upstream be x kmph and that downstream be y kmph. Then, distance covered upstream in 8 hrs 48 min = Distance covered downstream in 4 hrs. x x 8 4 = (y x 4) 5 44 x =4y 5 ...

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The temperature at which the gases if they remain in gaseous state exert zero pressure and have zero volume is called __________. (1°C, 1°F, 1K, Absolute Zero)

Absolute Zero

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Why are Bryophytes regarded as the amphibians of plant kingdom?

Amphibians are those organisms which live on both land and in water. Bryophytes are called amphibians of the plant kingdom because these plants though live in soil but they need water for sexu@l reproduction.

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Why the conventional current is opposite to the flow of current.

j(current density)=nev ,now as electron is negative charge and current is flow of electron

Vinay

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Imagine a protein that functions in the ER but requires modification in the Golgi apparatus before it can achieve that function. Describe the protein’s path through the cell, starting with the mRNA molecule that specifies the protein.

The protein is synthesized into the lumen of the ER and perhaps modified there. A transport vesicle carries the protein to the Golgi apparatus. After further modification in the Golgi, another transport vesicle carries it back to the ER.

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Here I am going to explain superposition principle of forces with an heuristic approach. Let us do a simple experiment. See the above image. Suppose an object of heavy mass is pulled up by a person...

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5-Study Tips every student needs to follow to get results

Tip-1 of Study Tips:Trying to do all tasks together First and foremost thing to do for being more productive is to prioritize our tasks. When you're clear about your priorities, you never try to do all...

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Introduction To Accounting: Part 12: Business Entity Concept Or Separate Entity Concept

Suppose you open a book store, so, in common parlance, it would be said that the business is being carried on by you, and you are earning profit or incurring loss. However, Accounting sees it...

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Branches of mathematics

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