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Question
1) A high speed train in Japan travels a distance of 300 kilometres in 3.60x10^3 seconds. What is an average speed of this train
2) How far will a ball starting from rest fall in 3 seconds?
3) What was the original drop height of an object that falls for 6 seconds on the moon if the moon's gravity is -1.624 m/s²?
4) A car moving with a velocity of 8 m/s enters and highway and accelerates for 3 m/s^2. How fast will the car be travelling after 5600 cm?
5) Put the following in order from largest to smallest:
km, nm, m, mm, pm, cm
6) if a ball is thrown straight up with an initial velocity of 5.6 m/s, what happens to its acceleration when it reaches max height?
7) A bowling ball is rolled horizontally at 21 m/s. If the bowling pins are 708 inches away, how much time does it take the ball to reach the pins?
8) An elephant walks 4 miles due north, then turns and walks 3 miles east. What is magnitude of the person's displacement?
You hold a spherical salad bowl 90 cm in front of your face with the bottom of the bowl facing you. The salad bowl is made of polished metal with a 35 cm radius of curvature. What is the image (your face's image) distance along the central axis fr..
Light has a wavelength of 600nm in a vacuum. It passes into glass, which has an index of refraction of 1.50. What is the WAVELENGTH of the light in the glass
A helicopter flies at a constant altitude towing a mass M of 119 kg. The helicopter and the mass have a horizontal acceleration of 2.54 m/s^2. Ignore air resistance find the tension in the cable.
The collar C is moving downward with an acceleration of 1 m/s2. At the instant shown, it has a speed of 2 m/s which gives links CB and AB an angular velocity ωAB = ωCB = 10 rad/s. Determine the angular accelerations of CB and AB at this instant.
When you put water in a kitchen blender, it begins to travel in a 3-cm-radius circle at a speed of 1 m/s. How quickly is the water accelerating
If a simple pendulum of mass 1.059kg and length 9.99cm is moving at 101 cm/s as it passes through the low point of its arc, What is the tension in the string of the pendulum
A cardinal (Richmondena cardinalis) of mass 4.10×10^-2 kg and a baseball of mass 0.144 kg have the similar kinetic energy. What is the ratio of the cardinal's magnitude pc of momentum to the magnitude pb of baseball's momentum.
If unpolarized light of intensity l0 passes through an ideal polarizer, what is the intensity of the emering light
A speed ramp at an airport is basically a large conveyor belt on which you can stand and be moved along. What is the speed at which the belt of the ramp is moving
A centrifuge in a medical laboratory rotates at an angular speed of 3400 rev/min, Find the constant angular acceleration of the centrifuge
A speeder is pulling directly away and increasing his distance from a police car that is moving at 25 m/s with respect to the ground. Find the speeder's speed with respect to the ground
A 100-W lightbulb has a resistance of about 12 ? when cold (20 ?C) and 140? when on (hot). Estimate the temperature of the filament
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