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A book with mass = 2.25 kg rests on the surface of a bar. The coefficient of static friction between the book and the par us=0.71 and the coefficient of kinetic friction is uk=0.44.
What would the expression be for alpha, the book's acceleration, after it begins moving? Especially assuming the min force Fm continues to be applied. How is this numerically solved for acceleration in terms of a in m/s2
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- 11.31 "il 37 docs.google.com/forms/d, :D Perhatikan gambar di bawah ini. Besarnya tegangan tali sistem adalah * 3 kg 2kg 37 53 Bidang miring licın O 16,8 N O 16,0 N O 15,2 N O 14,4 N O 13,6 NWhat is the typical rotational frequency frot for a molecule like N2 at room temperature (25 °C)? Assume that d for this molecule is 1 À = 10-10 Take the total mass of an N2 molecule to be mN, m. kg. You will need to account for rotations around two axes (not just one) to find 4.65 x 10-26 the correct frequency. Express frot numerically in hertz, to three significant figures. nν ΑΣφ ? frot Hz IIc)-The i chamia susbersion ysten of 2000ky Caly Saga locm when it. oscilation 30% each cycle. Calcudate k ond b for each wheel? is blacel on omblitede beduces by
- Derive the following equation? E 3 + - KT In 2 4 me E N. -In( N. KT E f + Substituting ( N.) and ( N,): KT 3 2T me N. = 2(- h? ΚΤ 3 2T m . N, = 2(- || h? gives: E 3 KT In 4 E m eCalculate the moment of inertia of the HCI molecule about the triple axis of rotation, if you know that C- C1 = 177 pm and " 107 = HCCT mcl = 34.97u 8:46 PM /How would I draw the following graphs for a simple ohmic device from the equations V=IR and P=IV=I^2R=V^2/R: plot V vs. I with constant R, plot P vs V with constant R, plot P vs R with constant I, and plot P vs I with constant R.
- "In RHR, if your thumb points the direction of the velocity, your fingers curl in the direction of О в P O angle•62 In Fig. 10-35, three 0.0100 kg particles have been glued to a rod of length L= 6.00 cm and negligible mass and can rotate around a perpendicular axis through point O at one end. How much work is required to change the rotational rate (a) from 0 to 20.0 rad/s, (b) from 20.0 rad/s to 40.0 rad/s, and (c) from 40.0 rad/s to 60.0 rad/s? (d) What is the slope of a plot of the assembly's kinetic energy (in joules) versus the square of its rotation rate (in radians- squared per second-squared)?- Find f if Vf = 4xyi + (2x² + 6y). f =