Description : Refer to problem # 11. Determine the force that accelerates if to 12 m/s^2. horizontally along frictionless plane. A. 2474.23 N B. 2574.23 N C. 3474.23 N D. 2374.23 N Formula : M = wk / g F = ma /k
Last Answer : 2474.23 N
Description : How fast will a car be going after 5 seconds when the car accelerates from rest at a rate of 6 meters per second squared?
Last Answer : 30 m/sUse the kinematic equation: vf = vi + at,where:vf is final velocity (?), vi is initial velocity (0 m/s), a is acceleration (6 m/s2), and t is time (5 s).Plug the known values into the equation and solve.vf = 0 + (6 m/s21)(5 s) = (6 m/s)(5) = 30 m/s
Description : (5) A 6500-kg helicopter accelerates upward at 0.60 m/s² while lifting a 1200-kg car. (a) What is the lift force exerted by the air on the rotors? (b) What is the tension in the cable (ignore its mass) that connects the car to the helicopter?
Last Answer : I'll give you some hints: The mass of the helicopter is irrelevant to the solution. All you needs is the mass of the load (the car) and the acceleration to solve the problem. Remember that the ... it. Tension is directly related to force. Now go find the equations in the text, plug and crank.
Description : Identify the molecules (A) and (B) shown below and select the right option giving their source and use. (a) (A) Cocaine Erythroxylum Accelerates coca the transport of dopamine (b ... - Atropa Produces noid belladonna hallucinations (d) (A) Morphine Papaver Sedative and somniferum pain killer
Last Answer : (d) (A) Morphine Papaver Sedative and somniferum pain killer
Description : WHAT is the basic force that moves or accelerates soils and regolith down a slope?
Last Answer : Gravity.
Description : When a slingshot exerts a 10 Newton force on a rock, the rock accelerates at 50 meters per second squared. What force is required to accelerate the rock to 150 meters per second squared?
Last Answer : ANSWER: 30 NEWTONS
Description : A soccer ball is packaged in a cubic box with side lengths of 22 cm. Assuming that the ball touches all faces of the box, calculate what percentage of the volume of the box is wasted space Write it step by step pls?
Last Answer : one centimetre
Description : From the information given below, calculate Debt service coverage Ratio- Net profit after interest and Tax Rs. 40,000, Depreciation Rs. 5,000, Rate of Income Tax 50%, 10% Mortgage Debentures Rs. 60,000. Fixed Interest Charges Rs. 6 ... . (A) 4 06 times (B) 5 06 times (C) 6 06 times (D) 7 06 times
Last Answer : Answer: 4•06 times
Description : How do you calculate net force when the forces are in the opposite direction?
Last Answer : You subtract the smaller force from the larger one.
Description : What is th calculate net force for forces in the same direction?
Last Answer : If two or more forces act on the same object, and in the samedirection, you can calculate the net force by simply addingthem.
Description : Can a net force be applied to an object and still have the object maintain constant speed?
Last Answer : yes, as in the case of a satellite orbiting the earth; it is moving with constant speed but not constant velocity as its direction is always changing as it orbits. The net force is provided by gravity accelerating it inward and preventing into from flying away into space
Description : Calculate damped natural frequency, if a spring mass damper system is subjected to periodic disturbing force of 30 N. Damping coefficient is equal to 0.76 times of critical damping coefficient and undamped natural frequency is 5 rad/sec A. 3.99 rad/sec B. 2.13 rad/sec C. 4.12 rad/sec D. 3.24 rad/sec
Last Answer : D. 3.24 rad/sec
Description : A weight of 50 N is suspended from a spring of stiffness 4000N/m and subjected to a harmonic force of magnitude 60N and frequency 60 Hz. what will be the static displacement of the spring due to maximum applied force A. 0.015m B. 0.15 m C. 15 m D. 150m
Last Answer : B. 0.15 m
Description : What is the mass of a crate if a net force of 12 N gives the crate an acceleration of 0.20 ms2?
Last Answer : Need answer
Description : What is the mass of an object if a net force of 8.0 N causes it to accelerate at 1.1 MS?
Description : A train travelling at 20 m s-1 accelerates at 0.5 m s-2 for 30 s, the distance travelled by train is A. 825 m B. 700 m C. 650 m D. 600 m
Last Answer : 825 m
Description : Calculate equivalent stiffness of the spring for the system shown below, which has spring stiffness of 3000 N/m a. 1000 N/m b. 2250 N/m c. 2000 N/m d. None of the above
Last Answer : b. 2250 N/m
Description : How could yo write 0.024 in words?
Last Answer : I would write it as twenty-four thousandths.
Description : A single purchase crab has a handle 45 cm long and a drum of 25 cm diameter. The pinion has 30 teeth and spur has 150 teeth. The efficiency of the machine is 75%. If the maximum force that can be applied is ... maximum load that can be lifted will be a.9860 N b.6750 N c.20250 N d.1250 N e.13500 N
Last Answer : b. 6750 N
Description : An object is displaced by 10 meters in the direction of applied force. If the applied force is 75 N, What is the work done by the force? -Physics
Last Answer : (d) 750 joule
Description : What is the objects velocity after the 20 N force is applied for 5 seconds?
Last Answer : There is no answer to your question without knowing thedirection of the velocity and of the force application.
Description : What is the spring constant when it is stretched 1.5 meters when a force of 60 N is applied to it?
Last Answer : Just divide the force by the amount of stretch.
Description : If a force of 50 N is applied across the cross-sectional area of 5 × 10- 7m2 then stress applied on it is A. 1 × 108 Pa B. 20 Pa C. 50 Pa D. 100 Pa
Last Answer : . 1 × 108 P
Description : A unit step voltage is applied at t = 0 to a series RL circuit with zero initial conditions A) It is possible for the current to be oscillatory B) The voltage across the resistor at t ... The energy stored in the inductor in the steady state is zero D) Theresistor current eventually falls to zero
Last Answer : A
Description : The advantages of firing pulverised coal in the furnace lies in the fact that, it (A) Permits the use of high ash content coal (B) Permits the use of low fusion point ash coal (C) Accelerates the burning rate and economises on fuel consumption (D) All (A), (B) and (C)
Last Answer : (C) Accelerates the burning rate and economises on fuel consumption
Description : The advantage of firing pulverised coal in the furnace lies in the fact, that it (A) Permits the use of high ash content coal (B) Permits the use of low fusion point ash coal (C) Accelerates the burning rate and economises on fuel combustion (D) All (A), (B) and (C)
Last Answer : (C) Accelerates the burning rate and economises on fuel combustion
Description : As a proton falls into a black hole, it accelerates. How large will its mass become as it approaches light speed?
Last Answer : answer:To answer the title question: The proton will approach light speed as it crosses the event horizon, since that marks the place where light speed is the escape velocity. It won't quite reach light speed ... the singularity of the black hole. I'm even less sure as to what person A will see.
Description : A train travels between two stations 15 km apart in 18 minutes. If the train accelerates for a part of journey uniformly followed by uniform retardation, the maximum speed attained by the train during the journey will by a.125 km/hr b.107 dynes c.80 km/hr d.100 km/hr e.60 km/hr
Last Answer : d. 100 km/hr
Description : A train travels between two stations 15 km, apart in 18 minutes. If the train accelerates for a part of journey uniformly followed by uniform relardation, the maximum speed attained by the train, during, the journey, will be a.60 km/hr b.80 km/hr c.125 km/hr d.100 km/hr e.107 dynes
Description : A wheel accelerates from rest with an acceleration of 6 rad/sec2. How many revolutions are experienced in 4 seconds? a.12.36 b.25.6 c.9.82 d.107 dynes e.7.64
Last Answer : e. 7.64
Description : ‘‘Indian Railways binds the economic life of the country as well as accelerates the development of industry and agriculture.’’ Justify the statement. -SST 10th
Last Answer : Railways are the most important mode of transport in India due to the following reasons: (i) Railways are the principal mode of transportation for freight and passengers in India, as they ... country and cultural fusion. (vi) They have accelerated the development of the industry and agriculture.
Description : A train accelerates from 36 km/h to 54 km/h in 10 sec. (i) Acceleration (ii) The distance travelled by car. -Science
Last Answer : a. Acceleration is given by a=ΔvΔta=ΔvΔt Δv=54−36=18km/hr=18×10003600m/s=5m/sΔv=54−36=18km/hr=18×10003600m/s=5m/s So a=.5 m/s2 b. Distance is given by S=ut+12at2S=ut+12at2 Now u=36 km/hr =10m/s s=10×10+12×.5×102s=10×10+12×.5×102 So s=125m
Description : What if an object accelerates ?
Last Answer : Acceleration occurs when the velocity of an object changes.
Description : A car accelerates from rest at a constant rate of `2 m//s^(2)` and comes to rest. If it remains in motion for 3 seconds, then the maximum speed attain
Last Answer : A car accelerates from rest at a constant rate of `2 m//s^(2)` and comes to rest. If it remains in motion for 3 ... s B. 3 m/s C. 4 m/s D. 6 m/s
Description : Which of the following statements about hypertension in diabetes patients is/are correct? A. Hypertension worsens the macrovascular disease of diabetes patients. B. Hypertension accelerates the ... single-drug therapy, are not indicated in the treatment of hypertension in diabetes patients.
Last Answer : Answer: ABCDE DISCUSSION: All of the answers listed are correct. By damaging endothelial cells, hypertension worsens macrovascular disease in all patients but especially in diabetics. Hypertension ... is not indicated because the chronic state of dehydration in such patients may become worse
Description : What is the function of the heart Pacemaker? A. It decreases the heart beat B. It regulates the heart beat C. It increases the heart beat D. It accelerates blood supply to the heart
Last Answer : ANSWER: B
Description : Medical What is the function of the heart Pacemaker? A. It decreases the heart beat B. It regulates the heart beat C. It increases the heart beat D. It accelerates blood supply to the heart
Description : Flywheel is an important part of a steam engine because it – (1) accelerates the speed of the engine (2) helps the engine in keeping the speed uniform (3) decreases the moment of inertia (4) gives strength to the engine
Last Answer : (2) helps the engine in keeping the speed uniform Explanation: A flywheel is a rotating mechanical device that is used to store rotational energy. Flywheels have a. significant moment of ... the Industrial Revolution, James Watt contributed to the development of the flywheel in the steam engine.
Description : Flywheel is an important part of a steam engine because it - (1) gives strength to the engine (2) accelerates the speed of the engine (3) helps the engine in keeping the speed uniform (4) decreases the moment of Inertia
Last Answer : (3) helps the engine in keeping the speed uniform
Description : An emulsifier is an agent which – (1) stabilises an emulsion (2) aids the flocculation of an emulsion (3) accelerates the dispersion (4) homogenises an emulsion
Last Answer : (1) stabilises an emulsion
Description : A single-phase induction motor starts, comes up to about 75% rated speed, slows down to a lower speed, and accelerates again. The problem is most likely in the ____________. A. starting winding B. running winding C. starting capacitor D. running centrifugal switch
Last Answer : Answer: B
Description : A moderator __________ the neutrons. (A) Slows down (B) Absorbs (C) Accelerates (D) Reflects
Last Answer : (A) Slows down
Description : When ball having a projectile motion is rising up, it A. decelerates B. accelerates C. rises up with constant acceleration D. acceleration becomes zero
Last Answer : decelerates
Description : Which one of the following statements is correct? (a) Benign tumours show the property of metastasis. (b) Heroin accelerates body functions. (c) Malignant tumours may exhibit metastasis. (d) Patients who have undergone surgery are given cannabinoids to relieve pain.
Last Answer : (c) Malignant tumours may exhibit metastasis
Description : Exposure to __________ accelerates the degradation of plastics. (A) Ultraviolet radiation (B) High atmospheric temperature (C) High ambient temperature (D) Damp atmosphere
Last Answer : A) Ultraviolet radiation
Description : _____ technology helps to stop a combustion engine when the vehicle pulls to a stop and restart it when driver accelerates. • Start stop technology • Passive braking technology • Regenerative braking technology • Internal cooling technology
Last Answer : • Regenerative braking technology
Description : A 2 kilogram mass accelerates at 5 meters per second squared for 3 seconds. What impulse has acted on the mass?
Last Answer : ANSWER: 30 NEWTON-SECONDS or 30 KILOGRAM-METERS PER SECOND