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+3
votes
0
answers
Find out the phase relationship between voltage and current in a pure inductive circuit.
asked
Jan 7, 2018
in
Class 12
by
kratos
electromagnetic induction
class-12
alternating current
+2
votes
0
answers
A steam engine delivers 5.4 × 10^8 J of work per minute and services 3.6 × 10^9J of heat per minute from its boiler.
asked
Jan 7, 2018
in
Class 11
by
kratos
thermodynamic
thermodynamics
class-11
+1
vote
0
answers
(a) The species HCO3^– and H2O can act as both Bronsted acid and Bronsted base. For each case, give corresponding
asked
Jan 7, 2018
in
Class 11
by
kratos
equilibrium
class-11
cbse
+1
vote
0
answers
If 4.5kg of fuel is completely burnt and amount of heat produced stands measured at 1,80,000 KJ. What is the calorific value?
asked
Jan 7, 2018
in
Chemistry
by
kratos
cbse
class-8
combustion and flame
class-7
chemistry in daily life
+1
vote
0
answers
Define Resistance. Give its unit and conductance.
asked
Jan 7, 2018
in
Class 10
by
kratos
class-10
electricity
+2
votes
0
answers
Find the area of a rhombus whose perimeter is 80 m and one of whose diagonal is 24 m.
asked
Jan 7, 2018
in
Class 9
by
kratos
herons formula
class-9
+3
votes
0
answers
Two trains each 100 m long moving in opposite directions cross each other in 8 seconds. If one is moving twice as fast
asked
Jan 7, 2018
by
kratos
class-8
distance
times and speed
+3
votes
0
answers
What is a ***** body? Draw the curves showing the energy distribution among ***** body radiations at different temperature.
asked
Jan 7, 2018
in
Class 12
by
kratos
thermal properties of matter
class-11
aiims
neet
+2
votes
0
answers
Calculate the number of atoms of mercury present in 1 kg of Mercury. [Atomic mass of Hg = 200.6]
asked
Jan 7, 2018
in
Class 10
by
kratos
atoms and molecule
class-10
+1
vote
0
answers
A stone is dropped into a pond waved in the form of circles are generated and the radius of the outer most
asked
Jan 7, 2018
in
Class 12
by
kratos
class-12
derivatives
applications of differential calculus
application of derivative
+1
vote
0
answers
Consider the above reaction where 6.1 g of benzoic acid is used to get 7.8 g of m-bromo benzoic acid.
asked
Jan 6, 2018
in
JEE
by
kratos
jee main 2021
jee
jee main
+2
votes
0
answers
The input impedance of an amplifier is 2kΩ while its output impedance with and without feedback is 150kΩ and 5kΩ.
asked
Jan 6, 2018
in
Class 12
by
kratos
class-12
feedback in amplifiers
+1
vote
0
answers
How many three-digit numbers are divisible by 7?
asked
Jan 6, 2018
in
Class 10
by
kratos
class-10
arithmetic progression
+1
vote
0
answers
If the points A (a, –10), B (6, b), C (3, 16), D (2, –1) are the vertices of a parallelogram ABCD, find the values of a and b.
asked
Jan 6, 2018
in
Class 10
by
kratos
coordinate geometry
class-10
class-9
+1
vote
0
answers
The total surface area of a hollow cylinder which is open from both sides is 4620 sq. cm, area of base ring is 115.5 sq. cm and height 7 cm.
asked
Jan 6, 2018
in
Class 9
by
kratos
surface areas and volumes of a circular cylinder
class-8
class-9
mensuration
+2
votes
0
answers
The transfer characteristic of n-p-n transistor in CE configuration is shown in the figure.
asked
Jan 6, 2018
in
Class 12
by
kratos
logic gates
semiconductor electronics
neet
material devices
cbse
class-12
+1
vote
0
answers
An astronomical telescope often fold angular magnification has a length of 44 cm. The focal length of the object is
asked
Jan 6, 2018
in
Class 12
by
kratos
class-12
optics
neet
+1
vote
0
answers
Write the multiplication table for the set of integers modulo 5.
asked
Jan 6, 2018
in
Class 12
by
kratos
class-12
binary operations
+3
votes
0
answers
Calculate the packing efficiency in fcc unit cell?
asked
Jan 6, 2018
in
Class 12
by
kratos
solid state
class-12
+1
vote
0
answers
The vertices of ΔABC are (-2, 1), (5, 4) and (2, -3) respectively.
asked
Jan 6, 2018
in
Class 10
by
kratos
coordinate geometry
class-10
cbse
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