Question

$\huge\tt\colorbox{pink}{Question}$
Write all the formulas of Ch-Work and energy.
Class-9th
Book- NCERT
No spamming ❎❎❎​

Answer 1

• Work = Force × Displacement = F × d
• W = F Cos θ
• P = W/t
• F = mg = 1000 x 9.81 = 9810 N.

Answer 2

$\huge\tt\colorbox{pink}{Answer}$

➠Formula for work done

$\huge{\boxed{\red{\bf{w = f \times s}}}}$

➠Formula for kinetic energy

$\huge{\boxed{\red{\bf{ \frac{1}{2}m {v}^{2} }}}}$

➠Formula for potential energy

$\huge{\boxed{\red{\bf{mgh}}}}$

➠Formula for power

$\huge{\boxed{\red{\bf{p = fv}}}}$