1. Xoog F ah ayaa lagu dabaqaa xadhig ku duuban jiid dhululubo ah. Xuddunta waa 2 N m daqiiqadda inertia- na waa 1 kg m 2 , waa maxay dardargelinta xagasha dhululubada.
La yaqaan:
Wareegga ( τ ) = 2 N m
Daqiiqadda firfircoonida (I) = 1 kg m 2
La Doonayo: Xawaaraha xagasha ee silinda
Xalka:
Στ = I α
Στ = qulqulka saafiga ah, I = daqiiqad firfircooni, α = dardargelinta xaglaha
Dardargelinta xagasha ee dhululubada:
α = Στ / I = 2/1 = 2 rad/s 2
2. Xoog F ah ayaa lagu dabaqaa xadhig ku duuban jiid dhululubo ah. Cabbirka xoogga waa 10 N, gacanka dhululubo waa 0.2 m daqiiqadda inertia-na waa 1 kg m 2, Waa maxay dardargelinta xagasha dhululubo?
La yaqaan:
Xoogga (F) = 10 N
Radius-ka dhululubada (R) = 0.2 m
Daqiiqadda firfircoonida (I) = 1 kg m 2
La Doonayo: Xawaaraha xagasha ee silinda.
Xalka:
τ = FR
τ = xoog, F = xoog, R = gacanka dhululubada
Xuddunta:
τ = FR = (1 0 N) (0.2 m) = 2 N m
Στ = I α
Στ = qulqulka saafiga ah, I = daqiiqad firfircooni, α = dardargelinta xaglaha
Dardargelinta xagasha ee dhululubada:
α = Στ / I = 2/1 = 2 rad/s 2
3. Xoog F ah ayaa lagu dabaqaa xadhig ku duuban jiid dhululubo ah. Cabbirka xooggu waa 10 N, dhexroorka dhululubada waa 0.2 m, miisaanka dhululubadana waa 20 kg m 2,. Waa maxay dardargelinta xagasha dhululubada.
La yaqaan:
Xoogga (F) = 10 N
Radius-ka dhululubada (R) = 0.2 m
Cufka dhululubada (M) = 20 kg
La Doonayo: Xawaaraha xagal ee dhululubada
Xalka:
τ = FR = (1 0 N) (0.2 m) = 2 N m
Daqiiqadda firfircoonida:
I = 1⁄2 MR 2 = 1⁄2 (20)(0.2) 2 = 1⁄2 (20)(0.04) = 0.4 kg m 2
Dardargelinta xagasha ee dhululubada:
α = Στ / I = 2 / 0.4 = 5 rad/s 2
4. Baloog 1-kg ah oo ka laalaada xadhig ku duuban baloog dhululubo ah. Daqiiqadda firfircoonida ee baloogga waa 1 kg m 2 iyo gacanka baloogga waa 0.2 m. Waa maxay dardargelinta xagasha ee baloogga. Dardargelinta cufisjiidadka awgeed waa 10 m/s 2.
La yaqaan:
Daqiiqadda firfircoonida ee roogga (I) = 1 kg m 2
Cufka baloogga (m) = 1 kg
Dardargelinta cufisjiidadka awgeed (g) = 10 m/s 2
Miisaanka (w) = mg = (1 kg)(10 m/s 2 ) = 10 kg m/s 2 = 10 N
Gacanka roogga (R) = 0.2 m
La Doonayo: Dardargelinta xagasha
Xalka:
Xuddunta:
τ = FR = w R = (1 0 N) (0.2 m) = 2 N m
Daqiiqadda firfircoonida:
I = 1 kg m 2
Dardargelinta xagasha:
α = Στ / I = 2/1 = 2 rad/s 2
5. Baloog 1-kg ah oo ka laalaada xadhig ku duuban baloog dhululubo ah. Cufnaanta baloogga waa 20 kg halka gacanka baloogga uu yahay 0,2 m. Waa maxay dardargelinta xagasha ee baloogga iyo dardargelinta xorta ah ee baloogga. Dardargelinta cufisjiidadka awgeed waa 10 m/s 2.
La yaqaan:
Cufka roogga (M) = 20 kg
Gacanka roogga (R) = 0,2 m
Cufka baloogga (m) = 1 kg
Dardargelinta cufisjiidadka awgeed (g) = 10 m/s 2
Miisaanka (w) = mg = (1 kg)(10 m/s 2 ) = 10 kg m/s 2 = 10 N
La rabay: dardargelinta xagasha ee jiidista iyo dardargelinta dhicitaanka xorta ah ee baloogga.
Xalka:
Xoogga:
τ = FR = w R = (1 0 N) (0.2 m) = 2 N m
Daqiiqada firfircoonida ee boolal silinda ah:
I = 1⁄2 MR 2 = 1⁄2 (20)(0.2) 2 = (10)(0.04) = 0.4 kg m 2
Dardargelinta xagasha ee boolalku:
α = Στ / I = 2 / 0.4 = 5 rad/s 2
Dardargelinta dhicitaanka xorta ah ee baloogga:
a = R α = (0.2)(5) = 1 m/s 2
