Your parents order an oven from England. The temperature dial on the new oven is calibrated in degrees Celsius. If you need to bake a cake at 350°F in the new oven, at what temperature should you set the dial?
a person pushing a stroller starts from rest, uniformly accelerating at a rate of 0.500m/s^2. what is the velocity of the stroller after it has traveled 4.75m?
A jogger runs 4.0 km [W] in 0.50 h, then turns and runs 1.0 km [E] in 0.20 h, then 1.5 km [N] in 0.25 h, then 3.0 km [E] in 0.75 h and finally 1.5 km [S] in 0.30 h. What is the average velocity?
A ball is projected horizontally with a velocity of 30m/s from the top of a high tower. Air resistance may be neglected. After what time will it's velocity be in the direction 45 degrees to the horizontal?
a microwave oven has a power rating of 850 W. if the microwave is turned on for 6 minuites how much energy will it use??
The burj Khalifa in Dubai is the worlds tallest building. It rises to an amazing 828M above the ground and if you were to get to the top using the stairs, you would climb a total of 3234 steps! If each of these steps has a depth of 20CM, calculate the total work done by a man of weight 800N who climbs to the top of the stairs?
2. An optical fibre is 1200km long and it takes light 0.006s to travel from one end to the other. Calculate the speed of light in glass. 2. An optical fibre is 1200km long and it takes light 0.006s to travel from one end to the other. Calculate the speed of light in glass.
What weight of water is displaced by a 100-ton floating ship? What is the buoyant force that acts on this ship?
Your friend of mass 150kg can just barely float in fresh water .Calculate her approximate volume. Express your answer to two significant figures and include the appropriate units.
Two locomotives approach each other on parallel tracks. Each has a speed of v=95 km/h with respect to the ground. If they are initially d= 5.0 km apart, how long will it be before they reach each other?
