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What is the average net force(magnitude and direction) exerted on the ball by the cushion?
Calculate the magnitude of the tangential component of the acceleration (assumed constant).
What is the watermelon's mass on the Earth's surface. What are its mass and weight on the surface of Jupitor's moon.
What types of everyday materials have properties of both solids and liquids?
Determine the energy that is used to produce the flash. Assuming that the flash lasts for 5 ms, find the power of the flash.
The thermal efficiency of the cycle. The total coal energy content required per year. The annual coal expenditures.
Transformer turns ratio = N,c/N,,„ for each of the two secondary coils.
How far does the car travel before being overtaken by the police car? The time it takes for this to happen is 30.48 s.
Find the acceleration of each runner. what are their respective maximum speeds.
How does the square geometry affect the math?
First, explain why he was not burned by the coals. Next, explain why he stood in the wet grass before walking across the coals.
What is the phase angle of a capacitive susceptance? Can we calculate the inductor value given the circuit resonance frequency?
What is a catapult ? What is the traditional use of a catapult ? When were catapults in greatest use?
The total electric field (both magnitude and direction) produced by the three charges at point A.
What is the magnitude centripetal acceleration of the rollercoaster at point A? What direction is the centripetal acceleration in?
What is the gravitational force exerted by the proton on the electron? What is the tangential velocity of the elctron?
The wheels roll without slipping. Calculate the inertia of wheel A about its centre in kg.m2.
What is the speed of the block at the bottom of the loop? What is the speed of the block at the top of the loop?
What is the horizontal force acting on the steel cylinder? What is the speed of the steel cylinder?
Determine the capacitance of each parallel configuration below.
Three point charges are located at the corners of an equilateral triangle as shown in Figure. Calculate the re-sultant electric force on the 7.00-µC charge.
In exploring the Doppler effect, we learned that sound from approaching or receding sources can seem higher or lower in pitch.
Determine the effective impedance of the circuit, the magnitude of the current in each of the three components, and the average power.
The turntable starts from rest and has a constant angular acceleration of 0.2 rad/s2. The coefficient of static friction between turntable and the block is 0.6.
We could similarly consider the inductor a "bi-pass" inductor. What does it by-pass and when?