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4.4 dal equals dl

Answers In: Acoustics By: [2 Grey Star Level] Aug 28, 2014

Average Velocity and Average Speed

Question:

A man moves from A to C in 10 minutes and returns from C to B in 2 minutes find the average speed and average velocity from
1) A to C
2) A to C and back...

Answers Purchase this answer In: Mechanics By: [187 Blue Star Level] May 31, 2013

Heat required to melt ice and make steam

Question:

How much heat is required to convert 6.00 g of ice at -10.0 C to steam at 100.0 C? Express your answer in joules, calories and Btu.

Answer:

Answers Purchase this answer In: Thermodynamics By: [187 Blue Star Level] May 31, 2013

Illumination and Inverse Square Law for Light Sources

Question:


If the distance between a point source and a surface is tripled the illumination on the surface will be

(A) tripled
(B) doubled
(C) reduced...

Answers Purchase this answer In: Acoustics By: [187 Blue Star Level] May 31, 2013

A stone of mass 3 kg was whirled around

A stone of mass 3 kg was whirled around a circular path of radius 1200 mm with a velocity of 108 km/hr. a) Calculate acceleration at the stone b) Calculate the force acting on the stone in the circle Answer: Convert...

Answers Purchase this answer In: Mechanics By: [187 Blue Star Level] May 31, 2013

FieldLines

Q: Electric lines of force never cross; why?

 

Answer:

Electric field E and the electric...

Answers Purchase this answer In: Uncategorized By: [187 Blue Star Level] May 29, 2013

Gravitational

A stone is thrown upward with a certain speed on a planet where the free fall acceleration is doubled that on earth. how high does it rise compared the height it rises on earth? if the initial speed...

Answers Purchase this answer In: Uncategorized By: [187 Blue Star Level] May 29, 2013

charges

1. Two coins lie 1.5 m apart on a table. They carry identical charges. How large is the charge on each if a coin experiences a force of 2 N.

Light

A concave mirror is said to have a real focus where as convex mirror is said to have virtual focus . Apply the same logic to concave and convex lenses and say which of them has a real focus and which has...

Answers Purchase this answer In: Modern Physics By: [2 Grey Star Level] Apr 2, 2013

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