Good morning everyone, Here are the 6 questions on Science and Technology for you all to practice. Attempt these questions and write your answers in comment section. We will be publishing answers at 5 PM today, then you can verify your answers.
[Questions]
Q1. For which of the following is capillarity not the only reason?
a) Blotting of ink
b) Rising of underground water
c)Spread of water drop on a cotton cloth
d)Rising of water from the roots of a plant to its foliage
Q2. LISA project is associated with
a) Study of ocean currents
b) AIDS test
c) Study of gravitational waves
d) Study of earthquake waves.
Q3. Bedaquiline is a drug used to treat
a) Cancer
b) Tuberculosis
c) Japenese Enciphalatis
d) None of these
Q4. Consider the following statements about a thermos flask:
1. It is a practical device in which the heat flowing into or out of the system by conduction,convection or radiation is used as much as possible
2. It consists of a double walled glass vessel
3. The heat transfer by convection is minimised by silvering the surfaces and the radiation is minimised by evacuating the space between the walls
Which if the statements given above is/are true?
a) 1 and 2 only
b) 2 and 3 only
c) 1 and 3 only
d) 1, 2 and 3
Q5. Consider the following statements regarding Reusable Launch Vehicle (RLV):
1. It is a vehicle which on taking the satellite into the space, comes back to the earth and can be used for future launches
2. India is the first country to test Reusable Launch Vehicle
3. One of the advantages of RLV is that it will not add up to the space debris
Which of the statements given above is/are true?
a) 1 and 2 only
b) 2 and 3 only
c) 1 and 3 only
d) 1, 2 and 3
Q6. A person stands at the middle point of a wooden ladder which starts slipping between a vertical wall and the floor of a room, while continuing to remain in a vertical plane. The path traced by a person standing at the middle point of the slipping ladder is :
a) a straight line
b) a elliptical path
c)a circular path
d) a parabolic path
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