Login

Remember

Google Login
Register

PYQ's
Questions
Hot!
Unanswered
Tags
Categories
Viva Notes
Ask Question
PDF Notes

Column ‘A’ Column ‘B’ (1) X-rays (a) GMRT (2) Optical telescope (b) ISRO (3) Indian radio telescope (c) Hubble

0 votes

461 views

asked Mar 17, 2022 in Chapter 18 Observing Space: Telescopes by Doubtly (98.9k points)
edited Jun 29, 2023

2. Form pairs

Column ‘A’	Column ‘B’
(1) X-rays	(a) GMRT
(2) Optical telescope	(b) ISRO
(3) Indian radio telescope	(c) Hubble
(4) Launching artificial-satellite	(d) Chandra

Your comment on this question:

Please read the guide .

Your name to display (optional):

Email me at this address if a comment is added after mine:Email me if a comment is added after mine

Privacy: Your email address will only be used for sending these notifications.

Anti-spam verification:

To avoid this verification in future, please log in or register.

Your answer

Please answer the question in detail

Your name to display (optional):

Email me at this address if my answer is selected or commented on:Email me if my answer is selected or commented on

Privacy: Your email address will only be used for sending these notifications.

Anti-spam verification:

To avoid this verification in future, please log in or register.

1 Answer

0 votes

answered Mar 17, 2022 by Doubtly (98.9k points)
selected Jun 29, 2023 by Doubtly

Best answer

‘A’ Groups	‘B’ Groups
(i) X-rays	(d) Chandra
(ii) Optical telescope	(c) Hubble telescope
(iii) Indian radio	(a) GMRT
(iv) Launching artificial satellites	(b) ISRO

Your comment on this answer:

Please read the guide .

Your name to display (optional):

Email me at this address if a comment is added after mine:Email me if a comment is added after mine

Privacy: Your email address will only be used for sending these notifications.

Anti-spam verification:

To avoid this verification in future, please log in or register.

Related questions

0 votes

1 answer 449 views

Explain the construction of a radio telescope.

asked Mar 17, 2022 in Chapter 18 Observing Space: Telescopes by Doubtly (98.9k points)

0 votes

1 answer 392 views

If n = p, then the order of the matrix 7X – 5Z is (A) p x 2 (B) 2 x n (C) n x 3 (D) p x n

asked Oct 23, 2022 in Chapter 3 Matrices by HelloWorld (8.1k points)

0 votes

1 answer 360 views

Let A = R-{3} and B = R-{1}. consider the function f: A → B defined by f (x) = \(\frac{x-2}{x-3}\).

asked Oct 22, 2022 in Chapter 1 Relations and Functions by HelloWorld (8.1k points)

gseb-maths

0 votes

1 answer 445 views

Let Z be the set of integers. If A = {x ∈ Z : 2(x +2)(x^2 - 5x + 6) = 1} and B {x ∈ Z : -3 < 2x - 1 < 9},

asked Jul 3, 2021 in SETS, RELATIONS AND FUNCTIONS by Doubtly (98.9k points)

0 votes

1 answer 793 views

If X ∪ {3, 4} = {1, 2, 3, 4, 5, 6} the which of the following is true (a) Smallest set X = {1, 2, 5, 6} (b) Smallest set X = {1, 2, 3, 5, 6}

asked Jul 3, 2021 in SETS, RELATIONS AND FUNCTIONS by Doubtly (98.9k points)

sets-relation-and-function-jee

0 votes

1 answer 776 views

The number of all possible matrices of order 3 x 3 with each entry 0 or 1 is (A) 27 (B) 18 (C) 81 (D) 512

asked Oct 22, 2022 in Chapter 3 Matrices by HelloWorld (8.1k points)

Doubtly is an online community for engineering students, offering:

Free viva questions PDFs
Previous year question papers (PYQs)
Academic doubt solutions
Expert-guided solutions

Get the pro version for free by logging in!

Recent Badges

Doubtly Earned a badge

2 hours ago Famous Question

HelloWorld Earned a badge

2 hours ago Famous Question

MrRam Earned a badge

6 hours ago Famous Question

Most popular tags

jeemain geography-10th engineering physics semester 5 web computing

5.7k questions

5.1k answers

108 comments

650 users

Send feedback
About
faq
Linkedin
Terms of service
disclaimer
copyright
privacy policy
comments
XML Sitemap

Doubtly

...