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  • 2 answers

Ankit Singh 7 years ago

Physical education, also known as Phys Ed., PE, gym, or gym class, and known in many Commonwealth countries as physical training or PT, is an educational course related of maintaining the human body through physical exercises

D J 7 years ago

Answer is available in this app
  • 7 answers

Ankit Singh 7 years ago

Please

Ankit Singh 7 years ago

Sorry yakshi

Ankit Singh 7 years ago

Takashi

Ankit Singh 7 years ago

Bata do answer

Yakshi ? 7 years ago

Yes......

Ankit Singh 7 years ago

Did u know the rules of oxidation number???

Ankit Singh 7 years ago

, expressing their slopes as negative reciprocals is not mathematically possible. The slope of vertical lines is undefined, and the negative reciprocal of a horizontal line (slope 0) is also undefined. ... These lines are perpendicular since their slopes are negative reciprocals.
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Yakshi ? 7 years ago

6x^2+x-15
hhh
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A S 7 years ago

??
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Aakash Sharma 6 years, 11 months ago

Kendra aur rajye kae biche mae saktitiyo aur sucheo kae batvare ko lekar vivad hotae hae.
  • 1 answers

Dev ..... 7 years ago

All we are learning here are basics of what we will read in uigher classes..?
  • 3 answers

Ankit Singh 7 years ago

The incenter may be equivalently defined as the point where the internal angle bisectors of the triangle cross, as the point equidistant from the triangle's sides, as the junction point of the medial axis and innermost point of the grassfire transform of the triangle,

Ankit Singh 7 years ago

These three angle bisectors are always concurrent and always meet in the triangle's interior (unlike the orthocenter which may or may not intersect in the interior). The incenter is the center of the incircle . The incenter is the one point in the triangle whose distances to the sides are equal.

Nancy Rajput 7 years ago

The incenter is the point of intersection of the three angle bisectors. The angle bisectors of a triangle are each one of the lines that divide an angle into two equal angles.
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Krishna Yadav 6 years, 11 months ago

Claims become rights when they are guaranteed by the constitution According to me G K
  • 3 answers

Deepak Sharma 6 years, 11 months ago

,???
Really we are not preparing the paper so how We will know ki paper kaise bnta hai

Himani ?? 7 years ago

Jo paper bnata h usse pucho ... Hum thodhi bnate h .... PAPER !!?
  • 2 answers
It is not available in google also brother. The question u want u need to search separately only i think so. If anyone know any website of sumita arora pls let me know

Nancy Rajput 7 years ago

you go to google you get it
  • 1 answers

Ayushi Ayushi 7 years ago

A Plot of the Gibbs Energy of a Reaction Mixture Against the Extent of Reaction Is a Minimum at Equilibrium
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G K 7 years ago

Literally means "rebirth"...It was a step to revive the old art,culture and literature of Europe.
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Ankit Singh 7 years ago

Welcome

Nancy Rajput 7 years ago

thanks

Ankit Singh 7 years ago

Please confirm that my answer is right

Ankit Singh 7 years ago

Tn= a+(n-1)d 2n=o+(n-1) 2 2n=2n-2 N=n+1 0+2+4+6+8+.......+2n /(n+1) Sn=n/2 (0+1) (n+1)/2 (0+2n)/(n+1) =n
  • 2 answers

Mr Lovely 7 years ago

Thequ Nancy!

Nancy Rajput 7 years ago

ice floats on water because i)ice have vacant space inside which increases the volume and reduces the density of the ice and making it lighter than water. ii)the other reason is that the tendancy of a less dense substance like ice to rise and float in more dense liquid like water,is called buoyancy. buoyancy- the force with which a more dense fluid pushes a less dense substance upward
  • 1 answers

Saba Elias 7 years ago

A connection between adjacent cells or canal is present between two cells is called as plasmodesmata
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Aditi Mittal 7 years ago

Because the density of ice is less than water..

Nancy Rajput 7 years ago

Constituent particles of the ice are not closely packed. In the ice, water remains in the solid form in which each water molecule is tetrahedrally surrounded by the four other neighboring water molecules with their oxygen atom occupying the corner of the tetrahedron. There are four hydrogen atoms two of the hydrogen atoms are bonded by the covalent bond while another two by the hydrogen bond. This gives a huge 3D structure having large vacant spaces. Due to this it has a large volume for the given mass of the water and hence less density. Therefore it floats on the water.

Ayushi Ayushi 7 years ago

As it cools further and freezes into ice, it actually becomes less density. On the other hand, most substances are most density in their solid (frozen) state than in their liquid state. Water is different because of hydrogen bonding. ... The heavier water displaces the lighter ice, so ice floats to the top.

Gaurav Seth 7 years ago

Water has a unique property of anomalous expansion. When water is cooled from room temperature it first contracts in volume and becomes increasingly dense as do other liquids, but at 4° C water reaches its maximum density. On further cooling, it starts expanding and become less dense. This will be continued till the temperature reaches 00C, the point at which it freezes into ice. This unusual property of water enables marine life to exist in the polar region where the temperature falls below freezing temperature. The outer layer of water becomes ice and floats over the water. As the water has the highest density at 40C sinks down.

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Avneet ... Are these important questions or derivations?!

???. Pragati 7 years ago

Hope it helps you ?

???. Pragati 7 years ago

Units and dimensions - parallax method motion in a straight line - derivation of kinematic equations by graphical and calculus method. motion in a plane - vector addition, equation of path of projectile including max height, horizontal range and time of flight, uniform circular motion-expression of centripetal acceleration. laws of motion-derivation of first and third law from second law, impulse-momentum theorem, conservation of momentum, relation between angle of friction and angle of repose with resultant acceleration and contact force, motion of a car in leveled road and banked road, bending of cyclist on level road. work, energy and power - expression for KE by calculus method, work-energy theorem for a constant and variable force, motion in vertical circle, PE of a spring, one dimension collision(elastic and inelastic), two dimension collision(elastic and inelastic). system of particles and rotational motion - relations between rotational and linear motion, relation between torque and angular momentum and moment of inertia, mechanical advantages, conservation of angular momentum, rolling motion(energy, velocity, acceleration and time). gravitation - kepler’s laws, relation between g & G, g value above and below the surface of the earth, escape velocity and orbit velocity. mechanical properties of solids - relation between young’s modulus, bulk modulus, shear modulus and poisson’s ratio. mechanical properties of fluids-variation of pressure and depth, Archimedes principle, equation of continuity, bernoulli’s theorem, speed of efflux, venturimeter, terminal velocity, drops & bubbles. thermal properties of matter - linear, areal, volume expansion, thermal stress, newtons law of cooling. thermodynamics - Cp - Cv = R, work done in isothermal, adiabatic process, carnot engine. kinetic theory - law of equipartition of energy, degree of freedom. oscillations - SHM(displacement,velocity,acceleration,amplitude and intensity), spring combinations, time period of simple pendulum, energy in SHM. waves - doppler effect.

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