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One card is drawn from a well-shuffled deck of 52 cards. Find the probability of getting
asked
Jan 9, 2018
in
Class 11
by
kratos
class-11
class-10
probability
+2
votes
0
answers
Write the three equations of rotational motion.
asked
Jan 9, 2018
in
Class 11
by
kratos
class-11
rigid body dynamics
+3
votes
0
answers
If the sum of 7 terms of an A.P. is 49 and that of 17 terms is 289, find the sum of n terms.
asked
Jan 9, 2018
in
Class 10
by
kratos
class-10
arithmetic progression
icse
+1
vote
0
answers
What is meant by an echo? Explain.
asked
Jan 9, 2018
in
Class 11
by
kratos
class-11
waves
+3
votes
0
answers
If the base and height of a parallelogram are in the ratio 7:3 and the height is 45 cm, then fixed the area of the parallelogram.
asked
Jan 9, 2018
by
kratos
class-7
measurements
+1
vote
0
answers
The dimensions of a cinema hall are 100 m, 50 m and 18 m. How many persons can sit in the hall, if each person requires 150 m^3 of air?
asked
Jan 9, 2018
in
Class 9
by
kratos
volume and surface area of solids
mensuration
surface areas and volumes of cuboid and cube
class-8
class-9
icse
+1
vote
0
answers
The quantitative definition of force is given by: A. Newton’* first law of motion
asked
Jan 9, 2018
in
Class 9
by
kratos
force and laws of motion
class-9
+1
vote
0
answers
What will be the effect on the potential between the plates of a charged parallel plate capacitor when both plates are carry nearest
asked
Jan 9, 2018
in
Class 12
by
kratos
class-12
electrical capacitance
+1
vote
0
answers
A well of diameter 3 m is dug 14 m deep. The earth taken out of it has been spread evenly all around it
asked
Jan 9, 2018
in
Class 10
by
kratos
surface areas and volumes
class-10
+3
votes
0
answers
A solid cone of base radius 10 cm is cut into two parts through the mid-point of its height, by a plane parallel to its base
asked
Jan 9, 2018
in
Class 10
by
kratos
surface areas and volumes
class-10
+2
votes
0
answers
A carpenter makes stools for electricians with a square top of side 0.5 m and at a height of 1.5 m above the ground. Also,
asked
Jan 9, 2018
in
Class 10
by
kratos
class-8
class-10
mensuration
trigonometry
+1
vote
0
answers
Write down control limits for R-charts when standards are given and not given.
asked
Jan 9, 2018
in
Class 12
by
kratos
statistical quality control
class-12
+2
votes
0
answers
A 10 m long wire of resistance 20 Ω is connected in series with a battery of emf 3 V and a resistance of 10 Ω.
asked
Jan 8, 2018
in
Class 12
by
kratos
neet
jee
jee mains
class-12
current electricity
+3
votes
0
answers
Twenty cylindrical pillars of the Parliament House are to be cleaned.
asked
Jan 8, 2018
in
Class 9
by
kratos
class-8
class-9
mensuration
surface areas and volumes of a circular cylinder
+2
votes
0
answers
The reciprocal of a negative rational number A. is a positive rational number B. is a negative rational number
asked
Jan 8, 2018
by
kratos
class-8
class-7
rational numbers
+2
votes
0
answers
If the mean of the following data is 15, find p.
asked
Jan 8, 2018
in
Class 9
by
kratos
measures of central tendency
class-9
+3
votes
0
answers
The length of the midline of a trapezoid equals 4 cm and the base angles are 40° and 50°. The length of the bases if the distance of their
asked
Jan 8, 2018
in
Class 9
by
kratos
class-8
class-9
quadrilaterals
+2
votes
0
answers
Define linear *.H.M. Show that *.H.M. is a projection of U.C.M. on any diameter.
asked
Jan 8, 2018
in
JEE
by
kratos
vector algebra
cbse
class-11
jee
kinematics
jee mains
class-12
+3
votes
0
answers
The gravitational force between two bodies’ changes if a material body is placed between them.
asked
Jan 8, 2018
in
JEE
by
kratos
class-11
jee
class-9
jee mains
gravitation
+1
vote
0
answers
Any charged particle enters in a uniform magnetic field at an angle θ
asked
Jan 8, 2018
in
Class 12
by
kratos
magnetism
magnetic effects of electric current
class-12
class-10
cbse
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