Physics, asked by sraosesetti, 10 months ago

click on the photo u can see the question
please answer the question o

Attachments:

Answers

Answered by bigaman

1

Answer:

49 because critical angle of water is 48 so it will not be totally internally reflected

Previous Question

Next Question

Similar questions

Chemistry, 5 months ago

which property of ammonia is demonstrated when it reacts witg copper oxide...

Computer Science, 5 months ago

Multiple choice questions, 1) The term Artificial Intelligence was first coined by whom? a) John McCarthy b) Tim Berners Lee c) Charles Babbage d) Bill Gates 2) A self-driven car is an example of which of the following? a) Reactive Machine b) Theory of mind c) Limited Memory d) Self-awareness 3) Reasoning has broadly two types-Deductive and a) Addictive b) Inductive c) Logical d) Calculative 4)...

Science, 5 months ago

All living cells require energy for various activities. This energy is available by the breakdown of simple carbohydrates either using oxygen or without using oxygen. (i) Energy in the case of higher plants and animals is obtained by a) Breathing b) Tissue respiration c) Organ respiration d) Digestion of food...

History, 10 months ago

On which plea China anexed Tibet?

English, 10 months ago

Write your own descriptive extract, of about 150-200 words. Choose from one of the following topics: 1. A crowded market 2. The school canteen 3. Lunch break at school 4. The shopping mall on Saturday afternoon 5. A family meal (breakfast/lunch/dinner)...

Math, 1 year ago

A road 3.5m wide surrounds a circular plot whose circumference is 44 m. Find the cost of paving the road at rupees 20 per metre square.

Science, 1 year ago

observe the figure,write the relation of angle of incidence and angle of incidence.

Science, 1 year ago

define weeding in detail...