Questions asked by akunna a.

• Back to user's profile
• A garden has an internal diameter of 2.0cm. The diameter of its nozzle is 0.8cm. Assuming that the speed of water in the hose is 0.35m/s, what will be the speed through the nozzle?
  
• A tank open on top has a depth h and is filled with water. A hole is made three-quarter from the ground and another hole is made half the depth. What is the difference in the range of water ejected through these holes?
  
• Oil is flowing in a circular pipe of varying cross-sectional area and at all points the oil completely fills the pipe. (a) At one point in the pipe the radius is 30cm,what is the magnitude of the oil velocity if the flow rate is 1.20mcube/s?
  
• At 18 degree Celsius and 765mmHg,1.30 liters of gas has mass 2.80g compute the molecular mass of the gas?
  
• A hot cup of local tea prepared for a nursing mother cools from 96 degrees Celsius to 60 degree Celsius after 240 seconds, find the time it will take for the tea to cool to a drinkable temperature of 45 degrees Celsius?
  
• Set up the truth table for Z+AB?