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CBSE - Class 12 Science - Doubts and Solutions

CBSE - XII Science - Physics

Please explain this question as early as possible

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Asked by modi72879 22nd February 2018, 6:20 PM
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CBSE - XII Science - Physics

I am not able to retain all the chapters in my memory even after learning from the video lessons. I keep forgetting all the formulas and derivations. The exams are just a few days away. I am really very nervous. Please help me!!

Asked by sunil2791 22nd February 2018, 12:08 PM

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CBSE - XII Science - Physics

The refractive index of a medium is square root of 3.

What is the angle of refraction, if unpolarised light is incident on it at the polarising angle of the medium?

Asked by sunil2791 22nd February 2018, 11:19 AM
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CBSE - XII Science - Physics

Which of the following waves can be polarised (i) heat waves (ii) sound waves? Give reason.

Asked by sunil2791 22nd February 2018, 11:15 AM
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CBSE - XII Science - Physics

A square loop of wire of side 4 cm is placed 20 cm away from a concave mirror of focal length 8 cm. What is the area enclosed by the image of the wire (assume that the center of the loop is on the axis of the mirror and the two sides are normal to the axis)?    

Asked by modi72879 21st February 2018, 9:54 PM
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CBSE - XII Science - Physics

Please provide the complete step by step answer:-  

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Asked by Varsneya Srinivas 21st February 2018, 8:59 PM
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CBSE - XII Science - Physics

Kindly provide the complete solution:-    

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Asked by Varsneya Srinivas 21st February 2018, 8:57 PM
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CBSE - XII Science - Chemistry

cbse class 12 2015 solutions

Asked by arijitpartha99 21st February 2018, 5:03 PM
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CBSE - XII Science - Physics

Sketch the variation of intensity of the interference pattern in Young's double slit experiment.

Asked by sunil2791 21st February 2018, 5:01 PM
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CBSE - Class 12 Science - Doubts and Solutions

CBSE - Class 12 Science - Doubts and Solutions

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CBSE - Class 12 Science - Doubts and Solutions

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