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Q: An object with a total of 1.3 x 10⁵ J of gravitational potential energy on a 35 m tall cliff would…
A: Given:- gravitational potential energy ( U ) = 1.3 x 10⁵ J height of cliff (h) = 35m
Q: Why is overall stopping distance for cars less than lorries
A: Stopping distance depends on , frictional force acting on the tire by the ground. Normally it does…
Q: A body a force accelevation produeid of mass 5 kg moves under of coit 15-20 k. Then the is 9
A: Given, mass m = 5kg force F = 10i + 15j -20k acceleration = force/mass
Q: can be buckon by applying a lo ad. of20 kg-ust Then fouce sequired o "bicak the cue bangth A cuiue…
A: To find-Force required to break the wire twice the diameter and same length andsame material…
Q: Gravitational potential energy is the stored energy due to the position (height)of an object.…
A: Gravitational potential energy is the energy possessed or acquired by an object by virtue to…
Q: What is work
A: Work is said to be done when a force applied to an object moves that object. Work is defined as a…
Q: powerbank with a mass of 0.300 kg has a weight of
A: mass of power bank = 0.3kg Acceleration due to gravity =9.8m/s2
Q: A bowling ball has a mass of 10kg and is at a height of 5 meters What is its GPE and KE at the top
A:
Q: what is the power required to lift a 3 kg bag of nails 5 m in 10 s?
A: Mass (m) = 3kg Height (h) = 5m Time (t) = 10s
Q: A 3kg hammer is 0.4m high. What is its PE?
A:
Q: 45 20 T2 |Tэ
A: Consider the given diagram.
Q: kWh = ___________ a) 3.6 × 106 J b) 3.6 × 105 J c) 0.36 × 106 J d) 0.36 × 105 J
A: A
Q: Andrea just won a gold medal for weightlifting in olympics. Her weightlifting record was 127 kg.…
A: Weight distribution play important role in weightlifting. 1245 N weight is might be distributed such…
Q: What is the mechanical energy of a moving object that has a mass of 5 kg, a velocity of 3 m/s and is…
A:
Q: What is the scientific definition of work?
A: Work is defined as a force causing the movement. The expression for work done is given by,
Q: If a pigeon sits on top of a building and has a potential energy of 249 J, if the pigeon has a mass…
A: Introduction: Potential Energy: It is stored energy of position possessed by an object. There are…
Q: All forces require an input o
A: All forces require energy. A force requires two important properties that are magnitude and…
Q: How much work would have to be done to bring a 980-kg automobile traveling at 87 km/h to a stop?
A: Mass of the automobile = 980 kg Speed of the automobile = 87 km/h…
Q: A motorcycle is moving at 14 m/s when its brake is applied, bringing the cycle to rest in 4.1 s. To…
A: Given The initial speed of the motorcycle is u = 14 m/s. The time is taken by the motorcycle to…
Q: A computer uses 1.62 x 10^4 J in one hour. What is the power used?
A: The energy usage of device is 1.62 ×104J in one hour. Power is the rate with respect to time at…
Q: A driver climbs up the stairs to the diving tower. The work he does climbing the stairs is?
A: When someone is climbing he needs to do work against gravity. The work is defined as the dot product…
Q: Convert the following: 365 miph to m/s 98 rev/min to rad/s 4585 kJ/kg to BTU/lb
A: According to question we need to convert unit of given quantity.
Q: c) kinetic energy of the object
A: Option - c
Q: The cost of fuel in running a locomotive is proportional to the square of the speed and is $25 per…
A: The answer to the above problem is given below
Q: How much power is required to lift a 3061 g chair at a height of 0.20 m in 2 s?
A: Mass of chair = 3061 gm = 3.061 kg. Weight = 3.061 ×9.8 = 30 N Workdone to lift the chair to 0.2 m…
Q: xplains the physical reasons why the speed of a vehicle must be moderate and commensurate with the…
A: The speed of a vehicle must be moderate and commensurate with the weather and road conditions for…
Q: Mass on end of arm is 100 grams Angle of arm to vertical is 60 degrees Find the force of bicep
A:
Q: 3. Refer back to Figure 8.1. For which types of electromagnetic radiation is the atmosphere of the…
A: Required : For which type of electromagnetic radiation, is the atmosphere of the Earth completely…
Q: An elevator motor lifts a 2650-kg load a height of 39 m in 12 s.
A: Energy gained by a body as it climbs a certain height or energy needed to move a body up a cetrain…
Q: A book on a shelf has potential energy of 200J and two times the mass of a book next to it. What is…
A: Given data The gravitational potential energy for the book is given as PEh = 200 J. The…
Q: What problems are there with the statement “A force is a push that acts through a touch”?
A: Given statement “A force is a push that acts through a touch”
Q: 35 mph in horsepower 35mph in watts
A: mph is the units of speed which is miles per hour and horsepower is the unit of power also watt is…
Q: How much work is required to lift a 2.99 kg object from the bottom of a well 8.8 m deep?
A: Given data: Mass of the object, m=2.99 kg Height of the well, h=8.8 m Our question is to find the…
Q: Does the International Space Station have gravitational PE? KE? Explain.
A: The gravitational potential energy is the energy possessed by a body due to its position in a…
Q: Power: A kilowatt-hour is equivalent to 1000 W. 3600 J 3,600, 000 j/ s . 3, 600, 000 J 3600 j/s
A: Answer:- 3,600,000 J A kilowatt- hour = 3,600,000 J Because 1kilowatt - hour = 1 kilowatt × 1…
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