2-506 kg 75 3-7. A mass of 25 kg is suspended by a light string from a pulley of radius 0.25 m and a moment of inertia 0.8 kg m². The pulley turns on bearing of negligible friction. L 3. When the mass descends 2 m, the pulley turns through 458. 2/157 1.2732-360= Circ= 1.5707 4. When the mass descends 2 m, the potential energy of the mass decreased by 0 5. The change in kinetic energy of the mass and pulley when the mass descends 2 m 6. The angular acceleration of the pulley is Basic

Q: Two blocks each weighing 25 N are connected to the ends of a light string which is passed over a…

A: Solution: given that m1=m2 = 25 kg

Q: Problem 1: Consider the sphere and the hollow cylinder below. The sphere can fit exactly into the…

A: Area of sphere S1:Taking small element dS1=a2sinθdθ dϕS1=∫dS1=∫a2sinθdθ dϕθ: θ'→π/2ϕ:…

Q: Using two ropes, Marian and Michael pull owen in a sleigh.They act at 30° to each other. Marion…

A: Marian pull by force F1=200 NMichael pull by force =F2θ=30°Resultant force R=420 N

Q: R4 R3 RS 20 R2 50 R8 R6 R7 30 40 R1 R9 R10 10 0 50 20 0 R11 BAT 40 12 V

A: R4 and R5 are in parallel , R45 = 8×2(8+2)= 1.6 ohm R345 = 6+1.6= 7.6 ohm

Q: n elevator starts from rest at the 100th floor of the Empire State Building, with no stops, until…

A: When the body will start its motion from rest then it will accelerate. And during this period the…

Q: .. 4.9 A 5.0 N force is applied to a 2.0 kg block on a frictionless surface. The block is initially…

A: Given that:-  Mass of block=2kg Force applied on the block=5N

Q: Problem 5 An 18-N weight is held by two strings, as show. What are both tensions T₁ and T₂?

A: Weight=18 Nvalues of T1 and. T2values of T1 and. T2

Q: Question 2.6

A: X(t)= at2+bt3 Where,  a=1.50 m/s2   and   b= 0.05 m/s3 (a)  At  t=0s   , X = X1 (Let) Put  t= 0  ,we…

Q: Which force will have the greastet average rate of force development between 0 and 50 msec? A is…

A:

Q: SOLVE: Now you are ready to figure out the three quantities you were charged with calculating. For…

A: The gravitational force between any two massive objects is given by Newton's law of gravitation as…

Q: Number 3 A, B, C, D

A: Since you have posted a question with a multiple sub parts, we will solve first three sub - parts…

Q: The magnitude of the component force F is * 250 Ib -450~ 30

A: Solution

Q: A person is pushing on a car with a force of and another person is pushing on a car with a force of…

A: Given data: The force applied by person 1 is <4,-18>. The force applied by person 2 is…

Q: How far does he run? 96 a 24 m 72 m 96 m

A:

Q: Two blocks are side by side. The larger is la kg lon the left), while the smaller is 5 Ka (on the…

A: Draw the schematic diagram of the block as shown in the figure:

Q: y F1 = 30 N %3D 3 4 F3 = 50 N 20° F2 = 20 N

A: →F1 = 30 ((-4/5) i^+ (3/5)j^) →F1 = -24i^ + 18j^→F2 = 20 ((-sin20o) i^- (Cos20o)j^) →F2 = -6.84i^ -…

Q: (b) The Sun has a temperature of 5770 K, and radiates a thermal spectrum. How many nanometers (nm)…

A: Since we only answer 1 question in case of multiple question, we’ll answer the exact one which has…

Q: A 0.250 kg lump of clay is dropped from a height of 1.45 m onto the floor. It sticks to the floor…

A: Given: The mass of the clay: m=0.250 kg Hight from where it is dropped: 1.45 m

Q: the vector some of 80 N in the -x direction and 30 N at an angle of 53 with the +x axis is   ......…

A: Given: The first force vector is -80 N. The second force vector is 30 N. The angle between the…