What is the magnitude of the net force on the block
A force of 70 N exerted at an angle of 30 degrees below the horizontal on a block of mass 8 kg that is resting on a table. What is the magnitude of the net force on the block in the x direction if the coefficient of kinetic friction is 0.1?
Expected delivery within 24 Hours
A 1250kg is pulling a 325kg trailer. Together the car and trailer have an acceleration of 2.15m/s squared. Determine the net force on the car-trailer combination.
A steel tank contains a large quantity of compressed air. When the tank is submerged for an hour in a cold-water tank, the air loses 245 J of heat to the water. What is the change in the internal energy of the air?
A material contains 50.0 grams of carbon 14, and is 300,000 years old. It has a half life of 5730 years. What was its original mass?
A 1.4 kg block is attached to a horizontal spring with spring constant 2800N/m. The block is at rest on a frictionless surface. A 8.90g bullet is fired into the block, in the face opposite the spring, and sticks. What was the bullet's speed if the
A see saw is made of a uniform board 2.6 m long. A girl weighing 440 N sits on the left end, and a boy weighing 640 N sits on the right end. The see saw is balanced when the board is pivoted 1.1 m from the right end. How much does the board weigh?
A dry cell does 7.5. J of work through chemical energy transfer 5.00 C between terminals of the cell. What is the electric potential between the two terminals?
A potter's wheel having a radius 0.47 m and a moment of inertia 10.9 kg·m2 is rotating freely at 46 rev/min. The potter can stop the wheel in 7.0 s by pressing a wet rag against the rim and exerting a radially inward force of 68 N. Find the
Find the potential difference V1 - V2. Point 1 is at the center of the plastic sphere, and point 2 is just outside the sphere.
1957509
Questions Asked
3,689
Active Tutors
1434451
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Why does PCR require two primers (ie why could it not be accomplished with only one? Why is it important to include a positive control in a PCR experiment?
Question: When the concentration of flavin mononucleotide increases: Need Assignment Help?
An increase in cellular metabolism that inhibits expression of the genes for that metabolism is a process known as:
Question: What would happen in the environment if a toxin eliminated large numbers of denitrifying bacteria in the soil?
Use the diagram of the nitrogen cycle to answer the question. Diagram of a nitrogen cycle. (Imagery supplied by olando o/iStock via Getty)
Question: Which adaptation do sea cucumbers have that allow them to live in ocean trenches?
Question: An organism that carries DNA from other species is termed Group of answer choices