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1. A 9.0-kg hanging weight is connected by a string over a pulley to a 5.0-kg block sliding on a flat table. If the friction force between the block and the table is 35N, find the tension in the string.
2. a sled of mass 1 kg has an initial speed of 1.00m/s across a horizontal surface. the force of friction between the sled and surface is 0.2N. What is the speed of the sled after it ha traveled a distance of 2.00m.
ABC has a twenty year bond that has just been issued with an 8% coupon rate. It pays interest semiannually and has a par value of $1000. It may be called in five years at a price of $1040.
Two ice skaters, with masses of 30.0kg and 65.0kg , are at the center of a 60.0m -diameter circular rink. If the heavier skater reaches the edge in 40.0s , how long does the lighter skater take to reach the edge
Suppose government were to provide free daycare for children and assume this has no effect on the real wage w, taxes T, and dividend income π. Determine effect of the daycare program on consumption, leisure and hours worked by the consumer.
To estimate the size of the moon, a person holds a round pencil of diameter 0.70 cm. When the pencil is 77 cm in front of his eye, What is the angle subtended by the moon
To assess the resiliency of typical network access switch block using Hot Standby Router Protocol (HSRP ) along with Spanning Tree Protocol and VLANs .
20 years ago the average savings rate was 20 percent of disposableincome. It is predicted that this would drop to 5 percent in lessthan five years
1. What bond feature permits a bond to be paid off early 2. When buying from a dealer, what price do you pay 3. what is the tatal amount of cash paid a bond seller by a buyer called 4. How is flotation costs handed in project cash flows
Dan is gliding on his skateboard at 4.00m/s . He suddenly jumps backward off the skateboard, kicking the skateboard forward at 6.00m/s, How fast is Dan going as his feet hit the ground
How would the aggregate supply curve be affected if the government mandated that all companies of over 50 employees must provide an increased level of health care benefits?
The bill has arrived and Henry can see that he was charged by his physician for the visit as well as radiology for an x-ray of his lungs and the laboratory for tests on his blood sample.
If electrons are accelerated from rest in an electron gun by sending them through a potential difference of 11.0 kV, what is the resulting kinetic energy of each electron?
An archer pulls the bowstring back for a distance of 0.470 m before releasing the arrow. What is the elastic potential energy of the drawn bow
In a mall, a shopper rides up an escalator between floors. At the top of the escalator, the shopper turns right and walks 11.72 m to a store. At what angle is the escalator inclined above the horizontal
determine the mass of liquid ammonia that boils away before thermal equilibrium. Assume an excessive amount of liquid ammonia is present and that the liquid ammonia does not react with the copper.
A diffraction grating of 6000 lines/cm is illuminated by monochromatic light. How far from the central maximum is the first order maximum
A friend tells you that when he takes off his eyeglasses and holds them 18cm above a printed page, what is the focal length of your friend's glasses
Two circuits contain an emf produced by a moving metal rod, like that shown. The speed of the rod is the same in each circuit, other than the bulb in circuit 1 has one-half the resistance of the bulb in circuit 2.
Explain how could he use technical, human and conceptual skills to maintain an environment that encourages innovation and professionalism among the virus hunters?
An airplane pulls a 24 kg banner on a cable as depicted in the figure below. When the plane has a constant cruising velocity the cable makes an angle of ? = 26°. What is the drag force exerted on the banner by the air
Illustrate what is the magnitude of the apparent weight of a 78kg astronaut 5200km from the center of the Earth's moon in a space vehicle moving at constant velocity?
1.8 kilograms of water are changed, from ice at 0ËšC into liquid water at 0ËšC determine the change in mass of the water
A kicker's extended leg is swung for 0.4 seconds in a counterclockwise direction while accelerating at 200 deg/s2. What is the angular velocity of the leg
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