Email
Chat with tutors
Login
Ask Questions, Get Answers
Menu
X
home
ask
tuition
questions
practice
papers
mobile
tutors
pricing
X
Recent questions tagged jeemain
Questions
The pair of physical quantities having the same dimensional formula is:
jeemain
eamcet
physics
1991
q3
asked
Sep 10, 2013
by
meena.p
1
answer
If '$\mathit{c}$' is velocity of light in free space, the time taken by the light to travel a distance '$\mathit{x}$' in a medium of refractive index '$\mu$' is given by :
jeemain
eamcet
physics
1991
q2
asked
Sep 10, 2013
by
meena.p
1
answer
The apparent coefficient of expansion of a liquid, when heated in a copper vessel is '$\mathit{c}$' and when heated in a silver vessel is '$\mathit{s}$'. If '$\mathit{A}$' is the linear coefficient of expansion of copper then linear coefficient of expansion of silver is :
jeemain
eamcet
physics
1991
q1
asked
Sep 10, 2013
by
meena.p
1
answer
There are 9 Judges in a beauty contest. A particular candidate is selected as the winner if she gets maximum number of votes in favour. In how many ways a particular candidate is declared the winner?
jeemain
math
class11
ch7
permutations-and-combinations
combinations
medium
asked
Sep 6, 2013
by
rvidyagovindarajan_1
1
answer
For $n\geq 4$, $1!+2!+3!+4!+.....n!$ is always
jeemain
math
class11
ch7
permutations-and-combinations
fundamental-principle-of-counting
easy
asked
Sep 6, 2013
by
rvidyagovindarajan_1
1
answer
There are 10 men. 5 of them are to be selected for a team. In how many ways this can be done if a particular person is to be selected in the team and if A is selected then B also is to be selected?
jeemain
math
class11
ch7
permutations-and-combinations
combinations
medium
asked
Sep 6, 2013
by
rvidyagovindarajan_1
1
answer
If $^nC_3=220$, then $n=?$
jeemain
math
class11
ch7
permutations-and-combinations
combinations
easy
asked
Sep 6, 2013
by
rvidyagovindarajan_1
1
answer
If $^{a^2-a}C_2=^{a^2-a}C_4,$ then $a=?$
jeemain
math
class11
ch7
permutations-and-combinations
combinations
easy
asked
Sep 6, 2013
by
rvidyagovindarajan_1
1
answer
$^nC_r+2.^nC_{r-1}+^nC_{r-2}=?$
jeemain
math
class11
ch7
permutations-and-combinations
combinations
easy
asked
Sep 6, 2013
by
rvidyagovindarajan_1
1
answer
If $ ^{n-1}C_6+^{n-1}C_7>^nC_6$, then $n$ is ?
jeemain
math
class11
ch7
permutations-and-combinations
combinations
easy
asked
Sep 6, 2013
by
rvidyagovindarajan_1
1
answer
If $^nP_r=720^nC_r$, then r=?
jeemain
math
class11
ch7
permutations-and-combinations
permuations-and-combinations
easy
asked
Sep 6, 2013
by
rvidyagovindarajan_1
1
answer
If $^nC_{r-1}=36$, $^nC_r=84$ and $^nC_{r+1}=126$, then $r$ = ?
jeemain
math
class11
ch7
permutations-and-combinations
combinations
easy
asked
Sep 6, 2013
by
rvidyagovindarajan_1
1
answer
If $^nC_{12}=^nC_8,$ then $n = ?$
jeemain
math
class11
ch7
permutations-and-combinations
combinations
easy
asked
Sep 6, 2013
by
rvidyagovindarajan_1
1
answer
In how many ways a mixed double games can be arranged from 8 married couples if no husband and wife play in the same game?
jeemain
math
class11
ch7
permutations-and-combinations
combinations
medium
asked
Sep 5, 2013
by
rvidyagovindarajan_1
1
answer
$(100)!+1$ is divisible by?
jeemain
math
class11
ch7
permutations-and-combinations
fundamental-principle-of-counting
easy
asked
Sep 5, 2013
by
rvidyagovindarajan_1
1
answer
A bag contains 3 black 4 white and 2 red balls, all balls being different. The number of selection of at the most 6 balls so that each selection has balls of all the 3 colours is ?
jeemain
math
class11
ch7
permutations-and-combinations
combinations
medium
asked
Sep 5, 2013
by
rvidyagovindarajan_1
1
answer
How many different pair of letters ( , ) can be made from the letters if the word 'STATICS'?
jeemain
math
class11
ch7
permutations-and-combinations
combinations
medium
asked
Sep 5, 2013
by
rvidyagovindarajan_1
1
answer
There are $20$ boxes numbered $1,2,......20$. Five boxes are selected at random and are arranged in ascending order. In how many ways this can be done so that no. $10$ is present in each selection and it comes in $3rd$ place in the arrangement.?
jeemain
math
class11
ch7
permutations-and-combinations
combinations
medium
asked
Sep 5, 2013
by
rvidyagovindarajan_1
1
answer
There are 7 identical black balls and 4 identical white balls. In how many ways can they be arranged in a row so that no two white balls are adjacent?
jeemain
math
class11
ch7
permutations-and-combinations
permutations
easy
asked
Sep 5, 2013
by
rvidyagovindarajan_1
1
answer
20 identical marbles of green colour and 20 identical marbles of white colour can be arranged in a row in how many ways so that no two same colour marbles are adjacent?
jeemain
math
class11
ch7
permutations-and-combinations
fundamental-principle-of-counting
easy
asked
Sep 5, 2013
by
rvidyagovindarajan_1
1
answer
There are $10$ white and $10$ black balls each set numbered 1,2,3......10. The no. of ways in which they can be arranged so that no two adjacent balls are of same colour is ?
jeemain
math
class11
ch7
permutations-and-combinations
fundamental-principle-of-counting
medium
asked
Sep 5, 2013
by
rvidyagovindarajan_1
1
answer
The no. of ways in which 20 different pearls of two colours can be set alternatively on a necklace, there being 10 pearls of each colour, is ?
jeemain
math
class11
ch7
permutations-and-combinations
fundamental-principle-of-counting
easy
asked
Sep 5, 2013
by
rvidyagovindarajan_1
1
answer
Refer to the below image :
jeemain
chemistry
unit22
organic-chemistry
halogens
q10
difficult
asked
Sep 5, 2013
by
sreemathi.v
1
answer
Refer to the below equation :
jeemain
chemistry
unit22
organic-chemistry
halogens
q9
difficult
asked
Sep 5, 2013
by
sreemathi.v
1
answer
Choose the correct comparison of reactivity of molecules in E2 elimination reaction
jeemain
chemistry
unit22
organic-chemistry
halogens
q8
difficult
asked
Sep 5, 2013
by
sreemathi.v
1
answer
Look at the following reaction and select the correct statement
jeemain
chemistry
unit22
organic-chemistry
halogens
q7
difficult
asked
Sep 5, 2013
by
sreemathi.v
1
answer
16 different things are to be distributed among 3 persons A,B,C so that B gets 1 more than A and C get 2 more than B. In how many ways this can be done?
jeemain
math
class11
ch7
permutations-and-combinations
medium
asked
Sep 4, 2013
by
rvidyagovindarajan_1
1
answer
Four couples (husband and wife)decide to form a committee of four members. How many committees can be formed so that no couple finds a place in it?
jeemain
math
class11
ch7
permutations-and-combinations
combinations
medium
asked
Sep 4, 2013
by
rvidyagovindarajan_1
1
answer
The no. of ways in which any four letters can be selected from the word 'ENTREE' is
jeemain
math
class11
ch7
permutations-and-combinations
combinations
medium
asked
Sep 4, 2013
by
rvidyagovindarajan_1
1
answer
The total no. of words that can be formed using the alphabets $a,b,c,d,e,f$ taking 3 at a time so that each word has atleast one vowel is ?
jeemain
math
class11
ch7
permutations-and-combinations
easy
asked
Sep 4, 2013
by
rvidyagovindarajan_1
1
answer
The no. of ways in which 8 different flowers can be strung to form a garland so that 4 particular flowers are not separated is?
jeemain
math
class11
ch7
permutations-and-combinations
permutations
easy
asked
Sep 4, 2013
by
rvidyagovindarajan_1
1
answer
How many 6 digit numbers can be formed using the digits 1,2,3,4 so that each of the digits should come atleast once in each number?
jeemain
math
class11
ch7
permutations-and-combinations
medium
asked
Sep 4, 2013
by
rvidyagovindarajan_1
1
answer
On the occasion of Diwali each student of a class sends greeting cards to others. If there are 20 students in a class, then how many greeting cards were exchanged?
jeemain
math
class11
ch7
permutations-and-combinations
combinations
easy
asked
Sep 4, 2013
by
rvidyagovindarajan_1
1
answer
Mark out the correct comparison of the rates of solvolysis reaction
jeemain
chemistry
unit22
organic-chemistry
halogens
q6
difficult
asked
Sep 4, 2013
by
sreemathi.v
1
answer
Refer to the below equation :
jeemain
chemistry
unit22
organic-chemistry
halogens
q5
difficult
asked
Sep 4, 2013
by
sreemathi.v
1
answer
Choose the correct answer
jeemain
chemistry
unit22
organic-chemistry
halogens
q4
difficult
asked
Sep 4, 2013
by
sreemathi.v
1
answer
Predict the product
jeemain
chemistry
unit22
organic-chemistry
halogens
q3
difficult
asked
Sep 4, 2013
by
sreemathi.v
1
answer
n-propyl bromide would give SN2 reaction under which of the following condition?
jeemain
chemistry
unit22
organic-chemistry
halogens
q2
difficult
asked
Sep 4, 2013
by
sreemathi.v
1
answer
In which of the following reaction product formation by Hoffman’s rule?
jeemain
chemistry
unit22
organic-chemistry
halogens
q1
difficult
asked
Sep 4, 2013
by
sreemathi.v
1
answer
Which of the following is best choice of reagents for the electrophilic iodination of an aromatic ring?
jeemain
chemistry
unit22
organic-chemistry
halogens
q25
medium
asked
Sep 4, 2013
by
sreemathi.v
1
answer
An acetolysis of reaction takes place as follows
jeemain
chemistry
unit22
organic-chemistry
halogens
q24
medium
asked
Sep 4, 2013
by
sreemathi.v
1
answer
The most probable product in the following reaction will be
jeemain
chemistry
unit22
organic-chemistry
halogens
q23
medium
asked
Sep 4, 2013
by
sreemathi.v
1
answer
A Guide with 8 persons takes 3 at a time in a boat at a time as often as he can without taking the same 3 persons more than once. The no. of times each person will go in the boat is?
jeemain
math
class11
ch7
permutations-and-combinations
combinations
easy
asked
Sep 3, 2013
by
rvidyagovindarajan_1
1
answer
Different words are formed using the letters of the word 'INTEGER'. If out of these words, $x$ is number of words in which $I\:and\:N$ are never together and $y$ is no. of words which begin with I and end with R, then $\large\frac{x}{y}=?$
jeemain
math
class11
ch7
permutations-and-combinations
permutations
easy
asked
Sep 3, 2013
by
rvidyagovindarajan_1
1
answer
The number of numbers that can be formed by using digits 1,1,2,2,3,3,4, so that the odd digits always occupy odd places is?
jeemain
math
class11
ch7
permutations-and-combinations
permutations
easy
asked
Sep 3, 2013
by
rvidyagovindarajan_1
1
answer
The no. of ways in which 10 students $A_1,A_2,.....A_{10}$ can be ranked so that $A_1$ is above $A_2$ is ?
jeemain
math
class11
ch7
permutations-and-combinations
permutations
easy
asked
Sep 3, 2013
by
rvidyagovindarajan_1
1
answer
The no. of words containing 4 alphabets having equal no. of $vowels$ and $consonants$ (repetition of letters allowed) is?
jeemain
math
class11
ch7
permutations-and-combinations
easy
asked
Sep 3, 2013
by
rvidyagovindarajan_1
1
answer
A coin is tossed 6 times In how many ways we can get the $3^{rd} $ head in the $5^{th}$ toss?
jeemain
math
class11
ch7
permutations-and-combinations
permutations
medium
asked
Sep 3, 2013
by
rvidyagovindarajan_1
1
answer
The number of 4 digit numbers divisible by 3 that can be formed by 4 different even digits (0,2,4,5,6,8) is ?
jeemain
math
class11
ch7
permutations-and-combinations
permutations
easy
asked
Sep 3, 2013
by
rvidyagovindarajan_1
1
answer
The total number of 4 digit numbers in which the digits are in descending order is ?
jeemain
math
class11
ch7
permutations-and-combinations
combinations
medium
asked
Sep 3, 2013
by
rvidyagovindarajan_1
1
answer
Page:
« prev
1
...
319
320
321
322
323
324
325
...
338
next »
Home
Ask
Tuition
Questions
Practice
Your payment for
is successful.
Continue
...