What is the maximum kinetic energy of photoelectrons ejected from sodium by the incident radiation of wavelength 450 nm?

Q: A vector p is given by (-5,-8). Find the magnitude and direction of p.

A: Given : Vector p is (-5,-8) To find: Magnitude and direction of p

Q: A Force of 18 N is applied for 3 m to a 6 kg box at an angle of 130 degrees with respect to th…

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Q: If the coefficient of kinetic friction is 0.1 between a 1.57 block and an icy surface, fin the…

A: The only force acting on the block in the horizontal direction is the kinetic friction. It acts in…

Q: R has a magnitude of 104. Which of the following COULD NOT be Ry? Choose all that apply. 104 -104…

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Q: Ans. 10-S C/m?.

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Q: Ignoring air resistance, from how high above thr ground would a 0.3 kg ball need to be dropped to…

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Q: 40 N Y. 30 N 50 N (15, 20) (25, 10) (-10, 5) (-12, -5) (5, -5) 20 N 10 N 2. DETERMINE THE RESULTANT…

A: Since the forces are vectors we can bring all the forces at origin, as the position of the vector…

Q: A motorist is moving at 70 km/ h along a damp road when a child steps out 50 m in f ront. It takes…

A: Initial velocity (u) = 70 kmhr distance of child in front of motorist = 50 m time taken to apply the…

Q: If you have a force of 400N in a 30 degree angle. What is the Fy magnitude?

A: Given data The magnitude of the force is given as F = 400 N. The direction of the force from…

Q: An object has a mass of 10.0 kg. What is the weight of the object

A: Given: Mass of object, m=10.0 kg To determine weight of the object.

Q: Choose all the correct statements. Comparing the electric field strengths at various points, we can…

A: Electric Field (E) = k * Q / r2 where k is constant, Q is the charge and r is the distance. Electric…

Q: Biove +五 请2m

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Q: A l O

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

Q: 2. For vectors ū and ī shown, draw the indicated linear combination. a) Draw ū + v b) Draw ū – 20 13…

A: given ,

Q: you loosened a nut W/ wrench lenghh 27 cm. The Mmimina Horce needed to apply to the wrench was 43 N.…

A: Given  Length =L = 0.27 m  Force =F = 63N  Let T = torque

Q: R M R W R M

A: In the given circuit two equal resistors of resistance R=28Ω are in parallel combination and their…

Q: [A,x] = -ih m -Px

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Q: Evaluate Pio Cxl d X

A: We know the associate legendary polynomial is given as Therefore

Q: C3 is 9uF

A: Given the circuit, C1=60 μFC2=20 μFC3=9 μFC4=12 μF (a) The equivalent capacitance has to be…

Q: A racecar has a dround a track ata of 20° and has radius Of 70 m. coefficient of friction mass of…

A: Given: Mass of car = 860 kg Angle of inclination = 20 degree Radius of road, r = 70 m Coefficient of…

Q: Calculate the effort force for the following situation. 15 N V 12 N 35 cm 26 cm 42 cm

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Q: A multiple tackle / pulley is used to lift a 20kg load with a force of 40N. If the length of the…

A: Given : Mass of a pulley (m) = 20 kg Force (F) = 40 N Length of the rope (L) = 3 m

Q: pls answer c.

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Q: F. cos 0 ·d =

A: Step 1 The work done on a body can be defined as the scalar product of the force applied on the body…

Q: e ww R w R FR R R R su b 3R find Reg=?

A: Visualize the Problem:

Q: This time, V=59.9 V; R1 = 134 Ohms; R2 = 153 Ohms; R3 = 130 Ohms; R4 = 186 Ohms; R5 = 121 Uhms, and…

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Q: What are some examples of the physics behind road deisgn? Thank you!  I am only focusing on road…

A: One of the examples of physics used in road design is friction. Friction is the opposite force that…

Q: the focal length? OA) O B)

A: Ray optics.

Q: B = 107 t Yo = 720s 3.5 km Y= Yo⋅ exp(B.t) Show how the above formula ic Calculate belo- oys used.

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Q: A man walked on a road and his speed was .. m/s after two minutes he hit a rock and his speed become…

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Q: An exxPorter arrived rh his. he was Informed by the official manning the Caial that Lhe vessel…

A: (a) Given: The inclination of the rope is 20∘ at the direction of the canal. The tension in the rope…

Q: speed

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Q: up or down

A: Given data :   Applied force, F = 100000 N Weight, W = 50000 N

Q: Part B Which of the four drawings is a correct force diagram for this problem? (Figure 2) O a O b O…

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Q: doesnt seems right

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Q: Maas of a bedy ix &Kg What is its weight ? Mais8 of & Kg . What

A: Given data :              Mass of the body   =  m             Acceleration due to gravity  = g…

Q: 2. Calculate the x-component of force 100 Ib. Assume positive to the right. O 40V5 Ib O 50 Ib O None…

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Q: Verify wothe oth equation

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Q: Three blocks are connected as shown in Figure 2 above. Block A has a mass of 1.12 kg and hangs from…

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