Newtonian Flashcards
(27 cards)
What is the formula for calculating force?
Force = Mass × Acceleration (F = ma)
True or False: The unit of energy is Joule.
True
Fill in the blank: The formula for kinetic energy is ______.
KE = 0.5 × Mass × Velocity²
What does the symbol ‘g’ represent in physics?
The acceleration due to gravity (approximately 9.81 m/s²)
What is the formula for gravitational potential energy?
PE = Mass × g × Height (PE = mgh)
Multiple Choice: What is the formula for momentum? A) p = mv B) p = m/g C) p = F/a
A) p = mv
What is the formula for work done?
Work = Force × Distance × cos(θ)
True or False: Power is the rate of doing work.
True
Fill in the blank: The formula for power is ______.
Power = Work / Time
What is the formula for the period of a simple pendulum?
T = 2π√(L/g)
What is the relationship between frequency and period?
Frequency (f) = 1 / Period (T)
Multiple Choice: Which formula relates voltage, current, and resistance? A) V = IR B) V = I/R C) V = R/I
A) V = IR
What is the formula for the conservation of mechanical energy?
Total Mechanical Energy = Kinetic Energy + Potential Energy
True or False: The speed of light in a vacuum is approximately 3 × 10^8 m/s.
True
Fill in the blank: The formula for the wave speed is ______.
Wave Speed = Frequency × Wavelength
What is the formula for the ideal gas law?
PV = nRT
What does ‘R’ represent in the ideal gas law?
The ideal gas constant
Multiple Choice: What is the formula for electric power? A) P = IV B) P = I/V C) P = V/I
A) P = IV
What is the formula for centripetal acceleration?
a_c = v² / r
True or False: The law of conservation of momentum states that the total momentum before an event is equal to the total momentum after the event.
True
Fill in the blank: The formula for acceleration is ______.
Acceleration = (Final Velocity - Initial Velocity) / Time
What is the formula for the critical angle of refraction?
sin(θ_c) = n₂/n₁
What is the formula for the electric field around a point charge?
E = k × |q| / r²
Multiple Choice: What is the formula for the conservation of charge? A) Charge_initial = Charge_final B) Charge_initial + Charge_final = 0 C) Charge_initial × Charge_final = Constant
A) Charge_initial = Charge_final
