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For seeing objects at the surface of water from a submarine under water , the instrument used is -

For seeing objects at the surface of water from a submarine under water , the instrument used is - Correct Answer Periscope

For seeing objects at the surface of water from a submarine under water, the instrument used is periscope.

Related Questions

For seeing objects at the surface of water from a submarine under water, the instrument used is
For seeing objects at the surface of water from a submarine underwater the instrument used is?
Figures (a) and (b) show that a submarine can either sink or float even though the upthrust acting on it is the same. What is the relationship between the weight of submarine and the upthrust when the submarine sinks in water?
Name the instrument with the help of which a sailor in a submarine can see the objects on the surface of the sea.
If car is called bike, bike is called submarine, submarine is called rickshaw is called sledge, then which of the following will travel under water?
Which instrument is used to see object at the surface of water from a submarine under waater?
A teacher of class VII asks her learners to bring at least two or three objects from home and she asks them exchange the objects among themselves. She now asks them to describe the objects in their hands In at least ten sentences. What are the objects known as in language teaching-learning materials?
Two machines M1 and M2 are able to execute any of four jobs P, Q, R and S. The machines can perform one job on one object at a time. Jobs P, Q, R and S take 30 minutes, 20 minutes, 60 minutes and 15 minutes each respectively. There are 10 objects each requiring exactly 1 job. Job P is to be performed on 2 objects. Job Q on 3 objects, Job R on 1 object and Job S on 4 objects. What is the minimum time needed to complete all the jobs?
Given below are two statements and four conclusions drawn based on the statements. Statement 1: Some soaps are clean. Statement 2: All clean objects are wet. Conclusion I: Some clean objects are soaps. Conclusion II: No clean object is a soap. Conclusion III: Some wet objects are soaps. Conclusion IV: All wet objects are soaps. Which one of the following options can be logically inferred?
Which of the following statements regarding defects of vision in human beings is correct? I. A person with Hypermetropia can see nearby objects clearly but cannot see distant objects distinctly. II. A person with myopia can see distant objects clearly but cannot see nearby objects distinctly.