Physics Answers

In a constant volume gas thermometer the gas pressure at 0 degree Celsius is 200mmHg and at 100 degree Celsius it is 270mmHg what is the temperature if the thermometer produces a pressure of 214mmHg

In a hydraulic press, the areas of small and the large pistons are 4cm² and 600cm² respectively. Find the velocity ratio of the machine. Assuming there is no friction, find the mechanical advantage.

What is force?

Explain ohm s law?

What is ideal gas equations?

What is malus law?

What is SI unit of momentum.

Two forces F1 and F2 act on a particle. F1 has magnitude 6N and in direction 45°, and F2 has magnitude 7N and in direction 154°. Find the magnitude and direction of their resultant

The polonium isotope 210

84 Po is unstable and emits a 5.30 MeV alpha particle. The

atomic mass of 210

84 Po is 20998 and that of 4

2He is 4.0026u. Identify the daughter nuclide

and find its atomic mass in u.

At E °C, 30mL of coffee is forgotten in a thermos glass. If fresh coffee at F °C is added to the cooled coffee, the temperature of the coffee rises to G °C under room conditions. Calculate the amount of coffee added to the thermos. A two-digit number ending in 0 or 5, where E < G < F)