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Recent questions tagged q19
ASK
If $ \$ $ denotes $+, \%$ denotes '$-$' and $\#$ denotes $*$ find the value of the following expression $ 8 \# 9 \$ 7 0 \% 3 2 \# 7 \$ 5 0 $
cbse
class4
olympiad
math
t3
q19
asked
10 hours
ago
by
priyanka.c
0
answers
Choose the correct option observing the diagram given below
cbse
class4
olympiad
math
t2
q19
asked
Sep 22
by
priyanka.c
0
answers
The product to two numbers is $3 \times \frac{2}{7}$. If one of them $11 \times \frac{1}{2}$. Find the other number.
cbse
class4
olympiad
math
t1
q19
asked
Sep 18
by
priyanka.c
0
answers
Shyam buys 5 square paving slabs each of side 1 cm. Find the perimeter of the arrangement shown with 5 slabs.
olympiad
cbse
class3
math
t4
q19
asked
Sep 7
by
priyanka.c
0
answers
Evaluate 8680 + 49579 + 5374 =
olympiad
cbse
class3
math
t5
q19
asked
Sep 1
by
priyanka.c
0
answers
What fraction in the given figure below represent in the shaded portion?
olympiad
cbse
class3
math
t3
q19
asked
Aug 16
by
priyanka.c
0
answers
The sum of two numbers is 32, and sum of their reciprocal is \frac{2}{6}, find their product.
olympiad
cbse
class3
math
t2
q19
asked
Aug 4
by
priyanka.c
0
answers
Nisha goes to the market to get 10 kg of rice, 4 kg of sugar and 3 kg of onions. She then goes to grocery shop to get 6 kg of carrots and 3 kg of potatoes. How much more food in kg's did she but at the market then at grocery shop?
olympiad
cbsc
class3
math
t1
q19
asked
Aug 4
by
priyanka.c
0
answers
Two moving coil meters $M_1$ and $M_2$ having the following particulars .$R_1=10\Omega ,N_1=30, A_1= 3.6 \times 10^{-3}m^2,B_1=0.25 \;T,R_2=14\Omega ,N_2=42, A_2= 1.8 \times 10^{-3}m^2,B_2=0.50 \;T$ $ The spring constant are identical for the two meters . Determine the ratio of current sensitivity ?
cbse
class12
physics
ch-4
sec-b
q19
ncert
medium
asked
Jul 23, 2015
by
meena.p
1
answer
A bar magnet of magnetic moment $1.5\;J/T$ lies aligned with the direction of a uniform magnetic field of $0.22\;T$ What is the amount of work required by an external torque to turn the magnet so as to align its magnetic moment, opposite to the field direction ?
cbse
class12
physics
ch-5
sec-a
q19
ncert
medium
asked
Jul 10, 2015
by
meena.p
1
answer
There resistors $1 \Omega, 2 \Omega$ and $3 \Omega$ are combined in series . What is the total resistance of the combination ? b) If the combination is connected to a battery of emf $12\;V$ and negligible internal resistance , Obtain the potential drop across each resistors?
cbse
class12
physics
ch-3
sec-b
q19
medium
asked
Jun 29, 2015
by
meena.p
1
answer
The electric field in a certain region of space is given by $E= \hat i +2 \hat j + 3\hat k Nc$. Calculate the electric flux over the area given by $S= 3 \hat i + 4 \hat j \;m^2$
cbse
class12
physics
ch-1
sec-a
q19
difficult
asked
Apr 22, 2015
by
meena.p
1
answer
If the line $y=mx+1$ is tangent to the parabola $y^2=4x$ then find the value of $m$.
cbse
class11
math
conic-sections
parabola
exemplar
sec-a
medium
q19
asked
Oct 10, 2014
by
sreemathi.v
1
answer
$0.1M$ $KMnO_4$ is used for the following titration $S_2O_3^{2-}+KMnO_4^-+H_2O\rightarrow MnO_2(s)+SO_4^{2-}+OH^-$.What volume of the solution in mL will be required to react with 0.158 of $Na_2S_2O_3?
cbse
class12
chemistry
ch2
solutions
sec-b
difficult
additionalproblem
q19
asked
Aug 7, 2014
by
sreemathi.v
1
answer
If NaCl is doped with $10^{-3}$ mole percentage of $SrCl_2$,what is the concentration of cation vacancy?
cbse
class12
chemistry
ch1
states-of-matter
solid-state
sec-a
easy
additionalproblem
q19
asked
Aug 1, 2014
by
sreemathi.v
1
answer
Which of the following statements is not correct ?
jeemain
chemistry
class12
d-and-f-block-elements
medium
q19
asked
Jul 31, 2014
by
thanvigandhi_1
1
answer
Solve the given inequality and show the graph of the solution on number line: $ 3(1-x) <2 (x +4)$
cbse
math
class11
ch6
linear-inequalities
exercise6-1
q19
asked
Jul 28, 2014
by
meena.p
1
answer
Find the equation for the ellipse that satisfies the given conditions : Centre at $(0,0),$ major axis on the y-axis and passes through the points $(3, 2)$ and $(1, 6)$
cbse
class11
ch11
conic-sections
bookproblem
sec-b
medium
exercise11-3
p255
q19
asked
Jul 18, 2014
by
thanvigandhi_1
1
answer
Three numbers are chosen from 1 to 20.Find the probability that they are not consecutive.
cbse
math
class11
ch16
probability
exemplar
q19
sec-b
medium
asked
Jul 8, 2014
by
sreemathi.v
1
answer
The weights of coffee in 70 jars is shown in the following table : Determine variance and standard deviation of the above distribution.
cbse
math
class11
ch15
statistics
exemplar
q19
sec-b
medium
asked
Jul 7, 2014
by
meena.p
1
answer
In an entrance test that is graded on the basis of two examinations,the probability of a randomly chosen student passing the first examination is 0.8 and the probability of passing the second examination is 0.7.The probability of passing atleast one of them is 0.95.What is the probability of passing both?
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q19
sec-b
medium
asked
Jul 2, 2014
by
sreemathi.v
1
answer
Let $S_p$ and $S_q$ be the coefficient of $x6p$ and $x^q$ respectively in $(1+x)^{p+q}$ then
cbse
math
class11
ch8
binomial-theorem
additionalproblem
q19
sec-a
easy
asked
Jun 26, 2014
by
sreemathi.v
1
answer
Given the integers $r > 1,n > 2$ and coefficients of $(3r)^{th}$ and $(r+2)^{nd}$ terms in the binomial expansion of $(1+x)^{2n}$ are equal then
cbse
math
class11
ch8
binomial-theorem
exemplar
q19
sec-b
medium
asked
Jun 24, 2014
by
sreemathi.v
1
answer
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