A balloon holds 3.72 L of helium at 25 C. The temperature is lowered slightly so that the balloon’s volume is now 3.63 L. What is the new temperature of the room?

Q: A horizontal force F is being used to push an object up a smooth inclined plane. The angle between…

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Q: The weight of the body its mass? What is is 147N.

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Q: Q5: Consider a particle of mass m in a 1) 2) 3) 4), two-dimensional box having side length L and L…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: The weight of the body What is its mass ? is 147N .

A: Weight, W = 147 N Mass, m = ?  We know value of acceleration due to gravity is 9.81 m/s².

Q: У Ө m,

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Q: Let Pa represent the density of aluminum and Pf that of iron. Find an expression of the radius (ra…

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Q: Oceans cover 71% of the surface of the Earth, and have an average depth of 3700 m. The planet has an…

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Q: The weight of the body is 147N What is its mass ?

A: Given Weight of the body = W = 147 N We have to calculate the mass of the object

Q: In the figure below, if the system is in rotational equilibrium, what is the value of x? 200 N X…

A: Given: The system is in rotational equilibrium.

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Q: Emily throws a soccer ball out of her dorm window to Allison, who is waiting below to catch it.…

A: final ans is 46.25 m

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Q: Find the impulse Force 21.16 N Time=0.03 s

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Q: . An L-R-C series circuit with L = 0.224 H, R = 533 2, and C= 8.26 μF carries a rms current of 0.553…

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Q: . Explain with the help of a diagram,

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Q: The heart is supplied with 5 L/min of blood from the superior vena cava at point 1, which has a…

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Q: You may use a calculator. A 5.0 m solid iron rod is at 25°C. How long would it take sound to move…

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Q: A digital clock has a resistance of 12,000 ohms and is plugged into a 115V outlet. a) How much…

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Q: We want to estimate the treatment effect of D on y via a linear regression model y=bo+bx+rD+u. where…

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Q: Given data: Force 20.08 N Distance = 10.05 m Calculate work done ?

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Q: Find its acceleration.

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Q: 14. The plates of a parallel-plate capacitor are 4.50 mm apart, and each carries a charge of…

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Q: A large open tank contains water as shown in the figure. The level of the water in the tank is 8 m…

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Q: AM radio signals are broadcast at frequencies between 550 kHz (kilohertz) and 1600 kHz and travel at…

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Q: In a container there are 3 substances with a different refractive index such that n1 >n2>n3. A ray…

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Q: Velocity (m/s [S]) 30 20 10 0 -10 -20 -30 5 Velocity vs. Time 10 15 20 Time (s) 25 30 35

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Q: Compute For the relation between the cubic inch and the cubic om by taking the ratio of the volume…

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