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Physics in relation to other sciences - class-XI

Description: physics in relation to other sciences
Number of Questions: 28
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Tags: nature of the physical world and measurement bharat and science physical world and measurement physics physical world search of life outside earth science in daily life
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White colour of the cloud is due to ___________________.

  1. reflection of seven colors of light

  2. refraction of seven colors of light

  3. scattering of seven colors of light

  4. absorption of seven colors of light


Correct Option: C
Explanation:

Large dust particles and water droplets scatter all wavelength almost equally. Hence clouds appears white.

A person walks $100$m, holding a suitcase of weight $100$N. The work done by the applied force is _________J.

  1. $10000$

  2. $100$

  3. $Zero$

  4. $5000$


Correct Option: C
Explanation:

To holding the weight force will act vertically, 

Displacement of the bock is horizontal 
Work done $= F \cdot a = F a cos \theta=0 $

State whether given statement is True or False.
The systematic knowledge collected through observation of nature is called science?

  1. True

  2. False


Correct Option: A

Who is considered as a "founding father" of Indian Space Programme ?

  1. C.V. Raman

  2. Dr Vikram A Sarabhai

  3. Satyendra Nath Bose

  4. Homi J Bhabha


Correct Option: B

Raghu learnt something in school and he told his friends "An object can appear smaller or bigger in size depending on its distance from you. So, an elephant can look as small as a cat if it is far away."
Based on this, his friends said the following:
Kabir: "All stars are of the same size."
Raina: "All other stars are definitely smaller than the Sun."
Karen: "The Sun and the Moon are definitely of the same size.
"Shifa: "There could be a star which is bigger than the Moon."
Who is correct?

  1. Only Shifa.

  2. Only Raina.

  3. Only Kabir and Karen.

  4. Only Kabir and Raina.


Correct Option: A

ISRO stands for __________________.

  1. International Space Research Organisation

  2. Indian Space Research Organisation

  3. Indian Satellite Research Organisation

  4. International Satellite Research Organisation


Correct Option: B

Which of the following satellite can help to telecast TV network programmes all over the country ?

  1. INSAT- $1$B

  2. Apple

  3. Aryabhata

  4. None of these


Correct Option: A

An astronaut in outer space will observe sky as ___________.

  1. White

  2. Black

  3. Blue

  4. Red


Correct Option: B
Explanation:

Black,since there is no atmosphere to scatter light.

Name the latest theory of fundamental physics in which the basic entity is a one-dimensional object as against the 'zero-dimensional' points representing the elementary particles.

  1. String theory

  2. Supersymmetry

  3. Symmetry

  4. Superstring theory


Correct Option: A
Explanation:

In String theory, the basic entity is a one dimensional object.

Geo-stationary satellite revolves at ____________.

  1. Any height

  2. Fixed height

  3. Height above pole

  4. Height which depends upon its mass


Correct Option: B

The first husband-wife team to get the Nobel Prize for Physics was.

  1. Frederick Joliot-Irene Joliot-Curie

  2. Pierre Curie-Marie Curie

  3. Carl Cori-Gerty Cori

  4. Gunnar Myrdal-Alva Myrdal


Correct Option: B
Explanation:

The first husband - wife to get the Nobel prize for Physics was PIERRE-CURIE and MARIE CURIE in $1903$ and they shared prize with Antonie Henri Becquerel for their joint research.

'New Horizons spacecraft' was launched by NASA to study about which of the following planet ?

  1. Jupiter

  2. Mercury

  3. Mars

  4. Pluto


Correct Option: D

In which of the following layers of the atmosphere most of the ozone is present ?

  1. Troposphere

  2. Exosphere

  3. Mesosphere

  4. Stratosphere

  5. None of these


Correct Option: A
Explanation:

Ozone is present throughout the lower atmosphere (troposphere and stratosphere). Most ozone resides in the stratospheric “ozone layer” above Earth's surface.

The type of resource obtained from Biosphere that contains life is.

  1. Abiotic resource

  2. Human made resource

  3. Nonrenewable resource

  4. Biotic resource


Correct Option: D
Explanation:

(d) Biotic resources. Examples:Forests,animals and the materials abtained from them.

What was the biggest change in fundamental $1$, studies of systematic is:

  1. Recognition of sharing of resources.

  2. Recognition of sharing of similarity.

  3. Recognition of sharing of physical law.

  4. Recognition of sharing of celestial body.


Correct Option: A

Nano science is the study of fundamental principles that nature permits at the nanoscale or less than that $i e . . . . . . . . . . . .$ 

  1. The classical mechanics

  2. the wave mechanics

  3. The quantum mechanics

  4. none of these


Correct Option: C

State whether given statement is True or False.
Aryabhata is the first Indian satellite.

  1. True

  2. False


Correct Option: A
Explanation:

Aryabhata is the first Indian satellite.

True. 

In which year was the Indian Space Research Organisation founded ?

  1. 1967

  2. 1969

  3. 1970

  4. 1972


Correct Option: B
Explanation:

Indian Space Research Organisation (ISRO) was founded in 1969.

State whether given statement is True or False.
Science is Classified into various branches like physics, chemistry, biology, medical science, agriculture science ?

  1. True

  2. False


Correct Option: A
Explanation:

Science is Classified into various branches like physics, chemistry, biology, medical science, agriculture science-True

Name the Indian scientist who has contributed in the  discovery of inelastic scattering of light by molecules.

  1. C.V. Raman

  2. M.N. Saha

  3. S.N. Bose

  4. None of the above


Correct Option: A
Explanation:

C.V. Raman is the Indian scientist who has contributed in the discovery of inelastic scattering of light by molecules.

Rishi chakra was a famous ancient scholar in the field of ?

  1. Ayurvedic medicine

  2. Homeopathy

  3. Alopathy

  4. chemistry


Correct Option: A
Explanation:

Rishi chakra was a famous ancient scholar in the field of Ayurvedic medicine.

Which one of the following correctly describes AGNI ?

  1. A long range gun

  2. A long range missile

  3. A versatile tank

  4. A fighter plane


Correct Option: B
Explanation:

The Agni missile is a family of medium to intercontinental range ballistic missiles developed by India, named after one of the five elements of nature. Agni Missiles are long range, nuclear weapons capable surface to surface ballistic missile

Who was the first person to set foot on the moon ?

  1. Neil Armstrong

  2. Yuri Gagarin

  3. Valentina Tereshkova

  4. Steven Sptelberg


Correct Option: A
Explanation:

Neil Armstrong was the first person to set foot on the moon.

Which of the following phenomena will not be observed on the surface of the Moon ?

  1. Rising and setting of the Sun

  2. Solar eclipse

  3. Motion of comets

  4. Twinkling of stars


Correct Option: D

The messenger satellite launched by NASA was to study ___________.

  1. Mars

  2. Mercury

  3. Venus

  4. Saturn


Correct Option: B
Explanation:

The messenger satellite launched by NASA was to study  Mercury's chemical composition, geology, and magnetic field.

Which of the following is the first missile which has been developed in India ?

  1. Trishul

  2. Agni

  3. Akash

  4. Prithvi


Correct Option: D
Explanation:

Prithvi is the first missile which has been developed in India.

What is the name given to India's Meteorological Research Satellite launched in 2003 ?

  1. Vikram-1

  2. Bhaskara-1

  3. Kalpana-1

  4. Arya Bhatta-1


Correct Option: C
Explanation:

'Kalpana -1' is the name given to India's Meteorological Research Satellite launched in 2003

Who was the first woman to fly in space?

  1. Valentina Tereshkova

  2. Rhea Seddon

  3. Sally Ride

  4. Anna Fisher


Correct Option: A
Explanation:

Valentina Vladimirovna Tereshkova is a retired Soviet cosmonaut and the first woman to have flown in space, having been selected from more than four hundred applicants and five finalists to pilot Vostok 6 on 16 June 1963.

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