Dear Friends , Today Quiz will start at 3:00 PM. Total 10 Questions - Part B - Mathematical Science. Thanks
#Q76 Let S is the set of all numbers of the form 2^(-P)+3^(-q)-5^(-r) where p,q and rโZ^+, then
Anonymous Quiz
12%
Sup S=0,Inf S=-1
53%
Sup S=31/30,Inf S=0
24%
Sup S=30/31,Inf S=1/30
12%
None of these
#Q77 If m and M are respectively the greatest lower bound and the least upper bound of the set S={(2x+3)/(x+2);xโฅ0} then
Anonymous Quiz
27%
mโS,MโS
31%
mโS,MโS
18%
mโS,MโS
24%
mโS,MโS
#Q75 A={y:y=x-|x|,xโR} and B={y:y=x+|x|,xโR} Then which of the following is true
Anonymous Quiz
24%
AโชB is open but not closed
29%
AโชB is only closed not open
43%
AโชB is both open and closed
4%
None of these
#Q78 The least upper bound of the set {(n+1)^2/2^nโถnโN} is
Anonymous Quiz
8%
7/4
44%
2
44%
9/4
4%
5/2
#Q79 The set {xโR:x sinโกxโค1,x cosโกxโค1}โR is
Anonymous Quiz
43%
A bounded closed set
22%
A bounded open set
23%
An unbounded closed set
12%
An unbounded open set
#Q80 Let A be a subset of [0, 1] with non-empty interior and let Q+A={q+a:qโQ,aโA}. Which of the following is true?
Anonymous Quiz
22%
Q+A=R
48%
Q+A can be a proper subset of R
20%
Q+A need not be closed in R
11%
Q+A need not be open in R
#Q81 Let X be a proper closed subset of [0,1]. Which of the following is always true?
Anonymous Quiz
17%
The set X is countable
41%
There exist xโX such that X\\{x} is closed
36%
The set X contains an open interval
6%
None of these
#Q82 Which of the following is/are correct?
Anonymous Quiz
29%
Under continuous map image of an open set is open
20%
Under continuous map image of closed set is closed
42%
Under continuous map pre image of open set is open
9%
Under continuous map pre image of closed set is closed
๐คฉ1
#Q83 The set of numbers of the form (-1)^m+1/m { m=1,2,โฆ..} is
Anonymous Quiz
18%
Open
35%
Closed
14%
Finite
33%
Bounded
#Q84 Which of the following is true for the cantor set C?
Anonymous Quiz
30%
The set of boundary points of C is empty
38%
The set of boundary points is finite.
21%
The set of boundary points is itself.
11%
None of these
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CSIR JRF Clear เคเคฟเคฏเคพ เคคเฅ เคนเฅเคเคพ เคชเฅเคธเคพ เคนเฅ เคชเฅเคธเคพ? ๐ เคธเคชเคจเฅเค เคเฅ เคฆเฅเคจเคฟเคฏเคพเค ! ๐
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๐๐ง๐ซ๐จ๐ฅ๐ฅ ๐ง๐จ๐ฐ ๐๐ง๐ ๐๐๐ ๐ข๐ง ๐ฒ๐จ๐ฎ๐ซ ๐ฃ๐จ๐ฎ๐ซ๐ง๐๐ฒ! :- https://bit.ly/49PVrCW
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๐๐๐ฒ ๐๐ | ๐๐จ๐ฆ๐ฉ๐ฅ๐๐ฑ ๐๐ง๐ญ๐๐ ๐ซ๐๐ญ๐ข๐จ๐ง | ๐๐จ๐ฆ๐ฉ๐ฅ๐๐ฑ ๐๐ง๐๐ฅ๐ฒ๐ฌ๐ข๐ฌ
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๐๐ง๐ซ๐จ๐ฅ๐ฅ ๐ง๐จ๐ฐ ๐๐ง๐ ๐๐๐ ๐ข๐ง ๐ฒ๐จ๐ฎ๐ซ ๐ฃ๐จ๐ฎ๐ซ๐ง๐๐ฒ! :- https://bit.ly/49PVrCW
Dear Friends , Today Quiz will start at 3:00 PM. Total 10 Questions - Part B - Mathematical Science. Thanks
#Q85 Let {a_n} be a sequence with infinite number of 1โs then which of the following Is true?
Anonymous Quiz
21%
โ sequence {a_n} which does not converges
33%
{a_n} converges always
45%
โ sequence {a_n} which is convergent
1%
None of these
#Q.86 Which of the following is true?
Anonymous Quiz
31%
โ uncountable subset of R, say S, such that โS=S
34%
โ an uncountable subsetof R, say S, such that โS=S
25%
โ countable subset S of R such that โS=S.
9%
) None of these
#Q 87 SโR, S is uncountable, T=cd(S)Where cd (S) is condensation point of S. Then
Anonymous Quiz
19%
S-T is countable, SโฉT is countable
31%
S-T is countable, SโฉT is uncountable
27%
S-T is uncountable, SโฉT is countable
24%
S-T is uncountable, SโฉT is uncountable
#Q 88 If set A is the neighborhood of any point {a}, then A is similar to
Anonymous Quiz
10%
N
17%
Q
68%
Anyuncountable set
5%
Noneof these
โค1
#Q 89 Which of the following is/are correct?
Anonymous Quiz
14%
Countableset can be the neighborhood of a point
13%
Finiteset can be the neighborhood of a point
41%
Uncountable set can be the neighborhood of a point
33%
Uncountableset must be the neighborhood of a point