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WorksheetsDinamika Rotasi
Total questions: 25
Worksheet time: 6hrs 15mins
A force of 10 N is applied to a wrench at a distance of 0.5 meters from the pivot point. What is the torque applied to the wrench?
3 Nm
5 Nm
8 Nm
2 Nm
Explain the concept of torque and provide an example of its application in everyday life.
Torque is the measure of the force that can cause an object to levitate in the air.
An example of its application in everyday life is using a spoon to stir coffee.
Torque is the measure of the force that can cause an object to rotate around an axis. An example of its application in everyday life is using a wrench to tighten a bolt.
Torque is the measure of the force that can cause an object to shrink in size.
If a force of 20 N is applied to a lever at a distance of 4 meters from the pivot point, what is the torque applied to the lever?
The torque applied to the lever is 40 Nm
The torque applied to the lever is 80 Nm
The torque applied to the lever is 100 Nm
The torque applied to the lever is 60 Nm
What is the formula for calculating torque?
Torque = Power / Time
Torque = Mass x Acceleration
Torque = Velocity x Distance
Torque = Force x Distance
Describe the relationship between force, distance, and torque.
Torque is equal to force divided by distance.
Torque is equal to the sum of force and distance.
Torque is equal to the product of force and distance.
Torque is equal to force multiplied by distance squared.
A force of 15 N is applied to a door at a distance of 0.8 meters from the hinge. What is the torque applied to the door?
8 Nm
12 Nm
20 Nm
5 Nm
Explain the concept of moment arm in relation to torque.
The moment arm is the perpendicular distance from the axis of rotation to the line of action of the force.
The moment arm is the distance from the axis of rotation to the center of mass
The moment arm is the angle between the force and the axis of rotation
The moment arm is the force applied to an object
If the distance from the pivot point is doubled, how does it affect the torque applied by a force?
The torque applied by a force will remain the same.
The torque applied by a force will be doubled.
The torque applied by a force will be halved.
The torque applied by a force will be tripled.
What are the SI units for torque?
Meters per second (m/s)
Newton meter (N⋅m) or Joule (J)
Kilograms (kg)
Watt (W)
A force of 25 N is applied to a wheel at a distance of 2 meters from the center. What is the torque applied to the wheel?
The torque applied to the wheel is 25 Nm
The torque applied to the wheel is 10 Nm
The torque applied to the wheel is 75 Nm
The torque applied to the wheel is 50 Nm
Gerak rotasi merupakan gerak benda lintasannya berupa lingkaran pada bidang datar. Penyebab benda bergerak rotasi adalah...
momen inersia
gaya
torsi
energi kinetik
massa
If a force of 15 N is applied to a lever at a distance of 3 meters from the pivot point, what is the torque applied to the lever?
The torque applied to the lever is 45 Nm
The torque applied to the lever is 30 Nm
The torque applied to the lever is 60 Nm
The torque applied to the lever is 75 Nm
What is the principle behind the use of a torque wrench?
A torque wrench uses the principle of leverage to apply a specific amount of force to a fastener.
A torque wrench uses the principle of hydraulic pressure to tighten bolts.
A torque wrench uses the principle of magnetic force to tighten screws.
A torque wrench uses the principle of friction to measure torque.
Penyebab benda berputar disebut juga
Momen Inersia
Gaya
Lengan Gaya
Momen gaya
Gambar yang mengunakan prinsip momen gaya adalah ....
Batang AB = 2 meter dengan poros titik A dengan gaya F sebesar 12 N membentuk sudut 60°.
Tentukan besar momen gaya yang terjadi pada batang AB.
12 Nm
12 2 Nm
12 3 Nm
13 2 Nm
13 3 Nm
Sebuah tongkat homogen dengan panjang 40 cm bermassa 3 kg. Pada salah satu ujung tongkat diberi beban, sedangkan ujung lainnya sebagai tumpuan. Jika F = 280 N, momen gaya pada titik O adalah ....
28 Nm
14 Nm
8 Nm
6 Nm
0 Nm
Seorang atlet ski es (ice skating) melakukan gerakan berputar dengan momen inersia sebesar I berlawanan arah jarum jam dengan kecepatan sudut ω. Agar atlet tersebut dapat memperbesar kecepatan sudut putarannya, yang harus dia lakukan adalah ....
merentangkan lengan agar momen inersianya bertambah besar
melipat kedua lengannya di dada agar momen inersianya bertambah besar
merentangkan kedua lengannya agar momen inersianya bertambah kecil
melipat kedua lengannya di dada agar momen inersianya berkurang menjadi kecil
melebarkan jarak kedua kakinya agar lebih pendek
If a force of 12 N is applied to a lever at a distance of 2 meters from the pivot point, what is the torque applied to the lever?
The torque applied to the lever is 24 Nm
The torque applied to the lever is 20 Nm
The torque applied to the lever is 10 Nm
The torque applied to the lever is 15 Nm
Berdasarkan arah dan nilai momen gaya termasuk besaran ....
Pokok
Turunan
Vektor
Skalar
Dimensi tiga
persamaan yang tepat untuk menghitung momen gaya adalah..
τ=F r cosα
τ = F r tan α
τ = F cos α
Gerak menggelinding adalah ….
Gerak rotasi saja
Gerak translasi saja
Gerak menggelincir
Gerak melingkar beraturan
Gerak gabungan translasi dan rotasi
Seorang mekanik ingin membuka baut menggunakan kunci ring dengan efektif. Pernyataan yang tepat dari ilustrasi di atas
Gaya diberikan di titik C sejajar kunci ring
Gaya diberikan di titik C tegak lurus kunci ring
Gaya diberikan di titik B sejajar kunci ring
Gaya diberikan di titik B tegak lurus kunci ring
Gaya diberikan di titik A tegak lurus kunci ring
Batang AB homogen dengan panjang L dan berat 50 N berada dalam keadaan setimbang seperti gambar berikut.
Batang ditahan tali OC (AC = 2L/3) dan pada ujung B digantungi beban 100 N. Besar tegangan tali T adalah ...
150 N
187,5 N
300 N
375 N
500 N
