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Recent questions tagged q20
ASK
Which of the following figure shows $\frac{2}{6}^{th}$ of the whole?
cbse
class4
olympiad
math
t3
q20
asked
7 hours
ago
by
priyanka.c
0
answers
X and Y are two station which are 320 miles apart. A train starts at a certain time from X and travels towards Y at 70mph. After 2 hours, another train starts from Y and travels towards X at 20mph. What time do they meet?
cbse
class4
olympiad
math
t2
q20
asked
Sep 21
by
priyanka.c
0
answers
Which of the following represents sixty lakh seventy nine thousand five hundred and twenty seven
cbse
class4
olympiad
math
t1
q20
asked
Sep 18
by
priyanka.c
0
answers
Sheela had 5 box of chocolates. There were 12 chocolates in each box. She gave 6 chocolates to Ajay, 2 boxes to her brother Arun. If the remaining number of chocolates was 30. How many can be put in each box.
olympiad
cbse
class3
math
t5
q20
asked
Sep 1
by
priyanka.c
0
answers
There are 60555 books in the library. 28276 books are issued an 12609 new books are added to the old stock. How many books are left in the library?
olympiad
cbse
class3
math
t4
q20
asked
Aug 31
by
priyanka.c
0
answers
When the short hand is in between 9 and 10, and the long hand is at 6, the time is
olympiad
cbse
class3
math
t3
q20
asked
Aug 15
by
priyanka.c
0
answers
Simplify $(9 \times 6) + (17 \times 3) + (14 \times 5)$
olympiad
cbse
class3
math
t2
q20
asked
Aug 7
by
priyanka.c
0
answers
Megha had 3 fifty rupees note and 2 ten rupee note and 5 two rupee coins. After she spent eating at the hotel for dinner she had Rs 65 left. How much was the total bill of the hotel?
olympiad
cbsc
class3
math
t1
q20
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 voltage sensitivity of $M_2$ and $M_1$
cbse
class12
physics
ch-4
sec-b
q20
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 torque on the magnet when the magnet aligns normal to the field direction ?
cbse
class12
physics
ch-5
sec-a
q20
ncert
medium
asked
Jul 10, 2015
by
meena.p
1
answer
a)Three resistor $2 \Omega,4 \Omega$ and $ 5\;\Omega$ are combined in parallel. What is the total resistance of the combination ? b) If the combination is connected to a battery emf $20\;V$ and negligible internal resistance determine the current through each resistor, and the total current drawn from the battery
cbse
class12
physics
ch-3
sec-b
q20
easy
asked
Jun 29, 2015
by
meena.p
1
answer
Can electrostatic potential at a point , be zero, while electric field at that point is not zero ?
cbse
class12
physics
ch-1
sec-a
q20
medium
asked
Apr 22, 2015
by
meena.p
1
answer
If the distance between the foci of a hyperbola is $16$ and its eccentricity is $\sqrt 2$,then obtain equation of the hyperbola.
cbse
class11
math
conic-sections
hyperbola
exemplar
sec-b
medium
q20
asked
Oct 10, 2014
by
sreemathi.v
1
answer
The degree of dissociation of $Ca(NO_3)_2$ in a dilute aqueous solution containing 7g of salt per 100g of water at $100^{\large\circ}$C is 70%.Calculate the vapour pressure of solution.
cbse
class12
chemistry
ch2
solutions
sec-b
medium
additionalproblem
q20
asked
Aug 7, 2014
by
sreemathi.v
1
answer
Solve the given inequality and show the graph of the solution on number line: $ \large\frac{x}{2} <\frac{(5x-2)}{3} - \frac{(7x-3)}{5}$
cbse
math
class11
ch6
linear-inequalities
exercise6-1
q20
asked
Jul 28, 2014
by
meena.p
1
answer
The treatment of $Mg_3B_2$ with acids produces
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-13
boron-family
easy
q20
asked
Jul 25, 2014
by
thanvigandhi_1
1
answer
Find the equation for the ellipse that satisfies the given conditions : Major axis on the x-axis and passes through the points $(4,3)$ and $(6,2)$.
cbse
class11
ch11
conic-sections
bookproblem
sec-b
medium
exercise11-3
p255
q20
asked
Jul 18, 2014
by
thanvigandhi_1
1
answer
While shuffling a pack of 52 playing cards,2 are accidently dropped.Find the probability that the missing cards to be of different colours.
cbse
math
class11
ch16
probability
exemplar
q20
sec-b
medium
asked
Jul 8, 2014
by
sreemathi.v
1
answer
Determine mean and standard deviation of first n terms of an A.P whose first term is 'a' and common difference d.
cbse
math
class11
ch15
statistics
exemplar
q20
sec-c
difficult
asked
Jul 7, 2014
by
meena.p
1
answer
The probability that a student will pass the final examination in both English and Hindi 0.5 and the probability of passing neither is 0.1.If the probability of passing the english examination is 0.75.What is the probability of passing the hindi examination?
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q20
sec-b
difficult
asked
Jul 2, 2014
by
sreemathi.v
1
answer
The coefficient of $x^{17}$ in the expansion of $(x-1)(x-2)\times (x-3)$.......$(x-18)$ is
cbse
math
class11
ch8
binomial-theorem
additionalproblem
q20
sec-b
medium
asked
Jun 26, 2014
by
sreemathi.v
1
answer
The two successive terms in the expansion of $(1+x)^{24}$ whose coefficients are in the ratio $ 1 : 4$ are
cbse
math
class11
ch8
binomial-theorem
exemplar
q20
sec-b
medium
asked
Jun 24, 2014
by
sreemathi.v
1
answer
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