Physical World Test

Result

Physical World Test - 32

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Weekly Quiz Competition

Question 1
1 / -0

Choose the correct answer form the alternatives given.
A bundle of energy is known as:

A
Photon

B
Quantum

C
Nuclear

D
Uranium

Solution
Question 2
1 / -0

Which of the following statements is incorrect ?

A
Nuclear force are always attractive

B
Nuclear force are stronger than coulombian force at distance of picometer

C
Nuclear force are repulsive at distance less than or equal to $$0.8$$ picometer

D
Nuclear force are spin dependent
Question 3
1 / -0

According to sociologists aircraft was invented in

A
1901

B
1905

C
1903

D
1906

Solution
Question 4
1 / -0

Which of the following is not basic conservation law in physics?

A
Conservation of mechanical energy

B
Conservation of momentm

C
Conservation of charge

D
Conservation of energy
Question 5
1 / -0

Scientific method has following steps.

A
observation solution theory

B
Problem observation hypothesis data experiment conclusion

C
Problem hypothesis observation conclusion

D
None of these

Solution
Question 6
1 / -0

What term is used to describe tha phenomenon whereby newspapers can be read online radio stations accessed on digital televisions and mobile phones enable internet access?

A
mediatization

B
convergence

C
globalization

D
cloud computing

Solution
Question 7
1 / -0

Which of the following would be an example of a random sample?A researcher.

A
administers a questionnaire to every fifth woman who enters a business office

B
examines the attitudes of residents of a city by interviewing every twentieth name in the city's telephone book

C
studies the attitudes of Democratic voters by choosing every tenth name found on a city's list of registered Democrats

D
None of the above

Solution
Question 8
1 / -0

Research is the manipulation of things, is said by

A
Slesinger and Stephenson

B
F. A. Ogg

C
Slesinger

D
Stephenson

Solution
Question 9
1 / -0

Being in perpetual contact with a wide range of people mainly because of mobile phones which can be close to body all time this means

A
We have no access to people

B
We are not interact with people easily

C
We can gain access to people and information at great speed

D
And it means it has generated a response in the fast movement

Solution
Question 10
1 / -0

The scientific method is

A
a prescribed method for investigating phenomena, acquiring new knowledge

B
a procedure for proposing new hypothesis

C
a body of techniques for investigating phenomena, acquiring new knowledge.

D
A method for proposing new theories

Solution

Correct Answer: Option C

Explanation of correct answer:
The scientific method is a set of strategies for studying phenomena, gaining knowledge, and updating or correcting what is already known.
Therefore the correct answer is option (C).

Explanation for incorrect options:
Option A: The scientific approach entails formulating and testing a hypothesis to solve a theoretical problem.
Option B: When a set of hypotheses passes rigorous tests and is temporarily accepted as true, new knowledge arises.
Option D: Hypotheses are proposed by scientists as explanations for phenomena, and experimental studies are designed to test the hypotheses.

So, options (A,B and D) are incorrect. Therefore, the correct answer is option (C).