Which of the following is false? O An object can experience an upwards force equal to its weight and still be falling. O Two objects of different masses at rest dropped from different heights will reach the ground at the same time, neglecting air resistance. O No change in speed means no net force. O A ball thrown upwards on a constant velocity boat will take the same amount of time to fall back on the deck as it would when thrown on a stationary boat.

Q: Spherical refracting surfaces. An object O stands on the central axis of a spherical refracting…

A: a)Given values  Object distance p = +71cm n1 = 1.5 n2 = 1.3 radius of curvature = +43cm For…

Q: 3. A 0.5-lb slider moves along a semicircular wire in a horizontal plane as shown. The undeformed…

A: In the presence of conservative forces the sum of  kinetic energy and potential energy remains…

Q: 0. Jack throws a ball at an angle of 60° above the horizontal from the top of 45 m tall building. If…

A:

Q: Q4. Convert these into proper vector notation: Westward velocity of 42 km/h. Position 6.5 measured…

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

Q: Élodie is baking baguettes in the galley of a relativistic train that is traveling at constant…

A: Given: Baling time measured in the train's frame is 30 min. The length of the baguette in the…

Q: The wow expert Hand written solution is not allowed

A: Given,Thita =30°Phi =60° M=10kg g=9.8m/s²W=Mg = 98 NFrom the figure,Horizontal…

Q: Calculate the magnitude of the deceleration of a snow boarder going up a 7.91° , slope assuming the…

A:

Q: An optician directs a laser beam through a transparent medium, toward one surface of an equilateral…

A:

Q: Initial Angular Momentum (J-s)

A: The angular momentum of a rigid object is the product of its moment of inertia and its angular…

Q: Times New. 2. 4. 5. 6. Problem 4: Two cars are in a 500 meter race. Car 1 has an acceleration of 3…

A: For car 1 Max. Velocity = 54 m/s u = 0     ,     a = 3 m/s2 Time to gain maximum velocity (t1)  v =…

Q: Three point charges line in a straight line along the y-axis. A charge q1 = -9.0uC is at y = 6.0m,…

A: Given, Charge, q1=-9.0 μC=-9.0×10-6 C, at distance, y1=6.0 m Charge, q2=-8.0 μC=-8.0×10-6 C, at a…

Q: 5. Given the following two vectors: A: 200 Units at 130° and B: 100 units at 345° Determine: a) The…

A: Vector is a some object with both magnitude and direction. It can be represented in a graph with its…

Q: An infinitely long insulating cylinder of radius R=1.2m has a volume charge density that varies with…

A:

Q: 24 A concave mirror has a radius of curvature equal to 24 cm. Use ray diagrams to locate the image,…

A: Given Radius of curvature of a concave mirror  = 24 cms To find out To locate the image for an…

Q: 0.05 Blue 0.04 Green Rled 0.03- Red Vdc0 0.02- U= 12 V Set current to 10 mA 0.01 LED LED voltages…

A: Given The source potential is U=12V And the circuit has one resistor Rled and LED.   1) From the…

Q: This answer is wrong. Please can someone redo this

A: “Since you have posted a question with multiple sub parts, we will provide the solution only to the…

Q: object A = 1og/lcc Density - 19/ce density. what is the object A's weight on water scale in water as…

A: Given: Density of object A, ρa=10 g/cc Water's density, ρw=1 g/cc

Q: A ball is thrown upward with an initial velocity of 14.0 m/s at an angle of 65.0° above the…

A:

Q: An 8-m board of negligible weight is supported at a point 2 m from the right end, where a 50-N…

A: Length of board (L) = 8 m Pivot point = 2 m from right end First weight (w) = 50 N (at right end)…

Q: A horizontal spring with spring constant 130 N/m is compressed 17 cm and used to launch a 2.5 kg box…

A: Spring constant Compressed distance Mass of the box Coefficient of kinetic friction on the surface

Q: Why is there a split in a nib of pen?

A: When a liquid flow in narrow space without the assistance of the external force of gravity, or even…

Q: Problem 1: A bicycle can be modeled as three parts: the back wheel, the frame, and the front wheel.…

A: Solution: Given: Let mw = mass of both wheels of bicycle Let mf = mass of frame of bicycle Let v =…

Q: The figure shows a red row boat (the dot) that needs to cross a river. The boat can be rowed with an…

A:

Q: 5. The drawing below shows a moving object that has been photographed at equal 1 time intervals. The…

A: In the figure, the dots represent the position of the object at each second. The object starts from…

Q: Why is it 20log

A: Actually when the formula is in the form of intensity then  the formula is 10log(I)Where I is…

Q: A hole in the ground in the shape of an inverted cone is 20 meters deep and has radius at the top of…

A:

Q: HELP PLSS

A: Velocity=20m/s Initial angle for horizontal= 31.5 degree Vertical components of velocity initially =…

Q: Let us consider the Earth as a sphere rotating at some constant angular velocity i about the its…

A: Centripetal force = mv2 /r

Q: 3. 3 chages are digned man equaloderal hiangle a shan helaw. Caveulae the total Sran belaw.Caleulate…

A: Given data The side length of the equilateral triangle is L The magnitude of the charge on point A…

Q: A 1-kg metal ball slides across an incredibly smooth table at 5 m/s and hits a 0.2-kg metal ball at…

A: For the given problem, we need to check the law of conservation of momentum and energy before and…

Ideal Gas Law

Ideal gas law states that the product of pressure and volume of a gas directly varies with the product of the number of moles, the universal gas constant, and the temperature of the gas.