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Namastey to all of you My Dear Visitors

 Write your problems of Physics, Chemistry and Mathematics 
of  classes IX to XII 
Write Your Questions in the comment box and send to me.
I shall try to solve your problems.

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    "दो समरूप त्रिभुजों के क्षेत्रफलों का अनुपात इनकी संगत भुजाओं के अनुपात के वर्ग के बराबर होता है"। दियाः- दो त्रिभुज क्रमशः ...
  • Straight Line
      Slope of a Line A line in a coordinate plane forms two angles with the x-axis, which are supplementary.   The angle (say) θ made by the li...
  • Theorem 6.6 Class X
    Theorem 6.6 Statement "The ratio of the areas of two similar triangles is equal to the square of the ratio of their correspondin...
  • Speed and Velocity
    Speed The rate of change of distance per unit time of a moving body is called speed. Speed = distance/time The SI unit of speed is metre...
  • Conservation of Linear Momentum
    Conservation of Linear Momentum           Momentum     The product of mass and velocity of a moving body is said to be momentum.  It...
  • Heights And Distances
    Chapter 9 Class X Exercise 9.1 Q.No. 1 A circus artist is climbing a 20 m long rope, which is tightly stretched and tied from the...
  • Chalcolithic Period
    Chalcolithic Period • The end of the Neolithic period saw the use of  metals of which copper was the fi rst. A culture  based on the use of ...
  • Electric Generator
    Electric Generator Uses and Working Principle Based on the phenomenon of electromagnetic induction, the experiments studied above generate i...
  • Circular Motion and Physical Equation
    Consider about a circular path of radius r. A body moves from A to B with uniform speed v in time t. The body subtends an angle 𝜃 at the c...
  • 15. Probability
    Class X Probability Exercise 15.1 Q.No. 1. Complete the following statements: (i) Probability of an event E + Probability of the ev...