What types of sound waves diffract more than others

A metal wire of resistance R is cut into two pieces of equal length. The two pieces are connected together side by side. Part A What is the resistance of the two connected wires?

Explain how a balloon can become positively charged when rubbed with a cloth

21. What is the formula for displacement?

How would you explain what determines the color of light?

Starting the moon's cycle with the new moon phase, what phase will it be in after about a week?

A car travels along eastward with a constant velocity. the magnitude of the acceleration of the car is

What is the weight of a 65 kg astronaut on mars?

When lava cools, what type of Rock forms?

A uniformly charged conducting sphere of 1.1 m diameter has a surface charge density of 6.2 µC/m2. (a) Find the net charge on the sphere. (b) What is the total electric flux leaving the surface of the sphere?

A blow-dryer and a vacuum cleaner each operate with a voltage of 120 V. The current rating of the blow-dryer is 12 A, while that of the vacuum cleaner is 5.7 A. Determine the power consumed by (a) the blow-dryer and (b) the vacuum cleaner.