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Recent questions tagged q12
ASK
A number is divisible by 3,if the sum of its digits is divisible by
cbse
class4
olympiad
math
t5
q12
asked
Oct 21, 2017
by
priyanka.c
0
answers
A particle of mass m is tied to a string of length L and whirled into a horizontal plan. If tension in the string is T then the speed of the particle will be :
neet
1998
physics
past paper
t1
q12
asked
Oct 8, 2017
by
priyanka.c
0
answers
Prathik was playing football with his sister. If he ran 7 times faster than her, how many feet would he have run by the time she ran only 5 feet?
cbse
class4
olympiad
math
t4
q12
asked
Oct 2, 2017
by
priyanka.c
0
answers
28 hr. 36 min. 04 sec. $-$ 19 hr. 18 min. 09 sec.
cbse
class4
olympiad
math
t3
q12
asked
Sep 25, 2017
by
priyanka.c
0
answers
The population of a town is 198568. Out of them 45312 are men and 35678 are woman. Find the number of children in the town.
cbse
class4
olympiad
math
t2
q12
asked
Sep 20, 2017
by
priyanka.c
0
answers
Find the value of following expression (76Ã·4-4)x 6+((6x 7)-3)=
cbse
class4
olympiad
math
t1
q12
asked
Sep 18, 2017
by
priyanka.c
0
answers
Given
olympiad
cbse
class3
math
t4
q12
asked
Sep 7, 2017
by
priyanka.c
0
answers
Half of half a number is 17.5. What is the number
olympiad
cbse
class3
math
t5
q12
asked
Sep 1, 2017
by
priyanka.c
0
answers
Calculate the following percentage (100% of 100) - (90% of 40) + (50% of 30)
olympiad
cbse
class3
math
t3
q12
asked
Aug 14, 2017
by
priyanka.c
0
answers
olympiad
cbse
class3
math
t2
q12
asked
Aug 8, 2017
by
priyanka.c
0
answers
Half of half of a number is 12. Then what is the number?
olympiad
cbsc
class3
math
t1
q12
asked
Aug 4, 2017
by
priyanka.c
0
answers
A $3.0 \;cm$ wire carrying of $10\;A$ is placed inside a solenoid perpendicular to its axis . The magnitude field inside the solenoid is given to be $0.27 \;T$. What is the direction of magnetic force on the wire ?
cbse
class12
physics
ch-4
sec-b
q12
ncert
easy
asked
Jul 23, 2015
by
meena.p
1
answer
Instellar space has an excellently weak magnetic field of the order of $10^{-12}\;T$ can such a weak field be of any significant consequence. Explain
cbse
class12
physics
ch-5
sec-a
q12
ncert
easy
asked
Jul 10, 2015
by
meena.p
1
answer
What conclusion can you draw from the following observation on a resistor made of allong magnanin ?Choose the correct alternative?
cbse
class12
physics
ch-3
sec-a
q12
easy
asked
Jun 29, 2015
by
meena.p
1
answer
The distance of the field point, on the equatorial place of a small electric dipole is halved . By what factor does the electric field due to the dipole charge ?
cbse
class12
physics
ch-1
sec-a
q12
medium
asked
Apr 21, 2015
by
meena.p
0
answers
The distance of the field point, on the equatorial place of a small electric dipole is halved . By what factor does the electric field due to the dipole charge ?
cbse
class12
physics
ch-1
sec-a
q12
medium
asked
Apr 21, 2015
by
meena.p
1
answer
Given the ellipse with equation $9x^2+25y^2=225$,find the eccentricity and foci.
cbse
class11
math
conic-sections
ellipse
exemplar
sec-b
easy
q12
asked
Oct 9, 2014
by
sreemathi.v
1
answer
To $500cm^3$ of water $3.0\times 10^{-3}$kg of acetic acid is added .If 2.3% of acetic acid is dissociated.What will be the depression of freezing point?$K_f$ and density of water are $1.86$K kg/mol and $0.997g/cm^3$ respectively.
cbse
class12
chemistry
ch2
solutions
sec-c
medium
additionalproblem
q12
asked
Aug 6, 2014
by
sreemathi.v
1
answer
A solution of $ 8 \%$ basic acid is to be diluted by adding $ 2 \%$ boic acid. Solution to it. The resulting mixture is to be more than $4 \%$ but less than $6 \%$ boric acid. If we have 640 litres of $8^{\circ} \%$ Solution , how many litres of $2 \%$ solution is to be added ?
cbse
math
class11
ch6
linear-inequalities
misc
q12
asked
Aug 5, 2014
by
meena.p
1
answer
Calculate the wavelength of X-rays which produces a diffraction angle $2\theta$ equal to $16.80^{\large\circ}$ for a crystal.Assume first order diffraction with inter particle distance in crystal of 0.2 nm
cbse
class12
chemistry
ch1
states-of-matter
solid-state
sec-a
easy
additionalproblem
q12
asked
Aug 1, 2014
by
sreemathi.v
1
answer
Solve the system of inequalities graphically $x-2y \leq 3; 3x +4y \geq 12 ; x \geq 0 ; y \geq 1$
cbse
math
class11
ch6
linear-inequalities
exercise6-3
q12
asked
Jul 31, 2014
by
meena.p
1
answer
Solve the inequality for real $x: \large\frac{1}{2} \bigg(\large\frac{3x}{5} +4 \bigg) $$ \geq \large\frac{1}{3} $$(x-6)$
cbse
math
class11
ch6
linear-inequalities
exercise6-1
q12
asked
Jul 25, 2014
by
meena.p
1
answer
Find the equations of the hyperbola satisfying the given conditions : Foci $(\pm 3\sqrt 5 , 0)$, the latus rectum is of length $8$
cbse
class11
ch11
conic-sections
bookproblem
sec-b
medium
exercise11-4
p262
q12
asked
Jul 21, 2014
by
thanvigandhi_1
1
answer
Find the equation for the ellipse that satisfies the given conditions : Vertices $ (\pm 6, 0), foci (\pm 4, 0)$
cbse
class11
ch11
conic-sections
bookproblem
sec-b
easy
exercise11-3
p255
q12
asked
Jul 18, 2014
by
thanvigandhi_1
1
answer
Find the equation of the parabola that satisfies the given conditions : Vertex (0,0), passing through (5,2) and symmetric with respect to y-axis
cbse
class11
ch11
conic-sections
bookproblem
sec-a
easy
exercise11-2
p247
q12
asked
Jul 15, 2014
by
thanvigandhi_1
1
answer
Find the equation of the circle with radius $5$ whose centre lies on x-axis and passes through the point $(2,3)$.
cbse
class11
ch11
conic-sections
bookproblem
sec-b
medium
exercise11-1
p241
q12
asked
Jul 13, 2014
by
thanvigandhi_1
1
answer
The mean life of a sample of 60 bulbs was 650 hours and the standard deviation was 8 hours. A second sample of 80 bulbs has a mean life of 660 hours and standard deviation 7 hours. Find the overall standard deviation.
cbse
math
class11
ch15
statistics
exemplar
q12
sec-a
medium
asked
Jul 4, 2014
by
meena.p
1
answer
Find the equation of one of the sides of an isosceles right angled triangle whose hypotenuse is given by 3x + 4y = 4 and the opposite vertex of the hypotenuse is (2, 2).
cbse
math
class11
ch10
straight-lines
exemplar
short-answer-type-question
sec-b
difficult
q12
asked
Jul 1, 2014
by
thanvigandhi_1
1
answer
Calculate the mean deviation about median for the age distribution of 100 persons given below.
cbse
math
class11
ch15
statistics
exercise15-1
q12
sec-c
difficult
asked
Jun 26, 2014
by
meena.p
1
answer
A coin is tossed .If the outcome is a head,a die is thrown.If the die shows up an even number,the die is thrown again.What is the sample space for the experiment.
cbse
math
class11
ch16
probability
bookproblem
exercise16-1
q12
sec-c
difficult
asked
Jun 26, 2014
by
sreemathi.v
1
answer
If the $6^{th}$ term in the expansion of $\big(\large\frac{1}{x^{8/3}}+$$x^2\log _{10} x\big)^{8}$ is 5600 then the value of $x$ is
cbse
math
class11
ch8
binomial-theorem
additionalproblem
q12
sec-b
medium
asked
Jun 25, 2014
by
sreemathi.v
1
answer
If $p$ is a real number and if the middle term in the expansion of $(\large\frac{p}{2}$$+2)^8$ is 1120.Find $p$
cbse
math
class11
ch8
binomial-theorem
exemplar
q12
sec-c
difficult
asked
Jun 24, 2014
by
sreemathi.v
1
answer
Find a positive value of m for which the coefficient of $x^2$ in the expansion of $(1+x)^m$ is $6$
cbse
math
class11
ch8
binomial-theorem
exercise8.2
q12
sec-b
medium
asked
Jun 23, 2014
by
sreemathi.v
1
answer
Find $(x+1)^6+(x-1)^6$ Hence or otherwise evaluate $(\sqrt 2+1)^6+(\sqrt 2-1)^6$
cbse
math
class11
ch8
binomial-theorem
exercise8.1
q12
sec-b
medium
asked
Jun 23, 2014
by
sreemathi.v
1
answer
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