A 350g cart is given 1.4J of translational kinetic energy before it goes up a 25cm tall ramp without losing any energy. At the top of the ramp the 350g cart collides with a 500g cart that is initially at rest. After the collision the 350g cart is not moving. How much energy is wasted?

Q: and electrocardiogram is recoreed on mm-grid chart paper moving at a speed of 25mm/s. If the…

A: GivenChart paper moving at speed =25 mm/sDistance between each heart beat=20 mm

Q: The voltage in circuit is 64 V and resistance is 28 ohms, calculate the current ?

A: Given  Voltage (V) = 64 V  Resistance (R) = 28 ohm's     From.  ohm's.  law      Current    through…

Q: the answer is 5 sigfigs. what is the correct answer in 3 sig figs?

A: Given  θr = 26.016 °

Q: The voltage in circuit is 50 V and resistance is 5 ohms, calculate the current ?

A: Introduction :  In this question we are provided it value of resistance and voltage . With these…

Q: A water pipe having a 2.45 cm inside diameter carries water into the basement of a house at a speed…

A:

Q: a certain field has a length of 516 ft. how long is the field in meters? answer only

A: Length, L = 516 ftWe have to convert length (in ft) to length (in m).

Q: By what factor would a numerical quantity change if measured in millimeters rather than kilometers?

A: According to question we need to find--- By what factor would a numerical quantity change if…

Q: If a marathon runner averages 9.5 mi/h, how long does it take him or her to run a 26.22-mi marathon?

A:

Q: The voltage in circuit is 42 V and resistance is 6 ohms, calculate the current ?

A: Given value--- Voltage = 42 V . resistance = 6 ohm . We have to find--- current?

Q: i believe the said maximum of two 2 question?

A:

Q: can measurement be both precise and accurate?

A: Precision and accuracy are two distinct concepts in measurement.

Q: The voltage in circuit is 14 V and resistance is 2 ohms, calculate the current ?

A:

Q: Whdich one measuring device is percise but not accurate, random or systemtic

A:

Q: Hi, I just want to verify if what is the raise number, is it 9 or 4? Thank you.

A: The answer is 5×104

Q: convert 10 millimeters to meters.

A: Given data: 10 millimeters Required: Value in meters

Q: A horizontal aluminum rod 3.9 cm in diameter projects 7.1 cm from a wall. A 1200 kg object is…

A:

Q: If k = 0.207, how long will it take a battery to reach a 60% charge? Assume that the battery was…

A:

Q: b) The answer provided said it was incorrect, and it is 10% close to the right answer

A: Solution b)t=8*10-6 sR=1.19*103 ohmq0=5.3*10-6 CC= 2*10-9 F--Charge after time t,

Q: You live 3.8 miles from school. How many feet away from school do you live

A: It is known that the distance between the school and the your house is 3.8 miles.

Q: An infant’s pulse rate is measured to be ( 132 ± 6 ) beats/min. What is the percent uncertainty in…

A: Given Data: The pulse rate is measured as: 132±6 beats/min

Q: Apply the relative error formula and determine it in a calculation of the cross-sectional area of a…

A: Given ,  Diameter , D = 0.085 ± 0.002cm We know that cross-sectional area , A = πD22 =πD24 Using…

Q: I got an question, why is the 1.22 negative

A: Here given gravitational potential energy= -mgh

Q: The voltage in circuit is 25 V and resistance is 4 ohms, calculate the current ?

A: Introduction :  In this question we are provided with value of voltage and resistance . with these…

Q: If a radar unit measures that speed of an object 3 times and the results of 300km/hr, 297 km/hr, 302…

A:

Q: Where did you get 1.788 from?

A:

Helmholtz Free Energy

The Helmholtz free energy is a thermodynamic potential used to calculate the measure of useful work from a closed system. This system is kept at constant temperature and volume. German physicist Hermann Helmholtz introduced this concept in 1882.