1
GATE ME 2017 Set 2
Numerical
+2
-0
A gear train shown in the figure consists of gears P, Q, R and S. Gear Q and gear R are mounted on the same shaft. All the gears are mounted on parallel shafts and the number of teeth of P, Q, R and S are 24, 45, 30 and 80, respectively. Gear P is rotating at 400 rpm. The speed (in rpm) of the gear S is _________ . GATE ME 2017 Set 2 Theory of Machines - Gears and Gear Trains Question 3 English
Your input ____
2
GATE ME 2017 Set 1
Numerical
+2
-0
In an epicyclic gear train, shown in the figure, the outer ring gear is fixed, while the sun gear rotates counterclockwise at 100 rpm. Let the number of teeth on the sun, planet and outer gears to be 50, 25 and 100, respectively. The ratio of magnitudes of angular velocity of the planet gear to the angular velocity of the carrier arm is _________. GATE ME 2017 Set 1 Theory of Machines - Gears and Gear Trains Question 4 English
Your input ____
3
GATE ME 2016 Set 1
MCQ (Single Correct Answer)
+2
-0.6
In the gear train shown, gear 3 is carried on arm 5. Gear 3 meshes with gear 2 and gear 4. The number of teeth on gear 2, 3, and 4 are 60, 20, and 100, respectively. If gear 2 is fixed and gear rotates with an angular velocity of 100 rpm in the counterclockwise direction, the angular speed of arm 5 (in rpm) is GATE ME 2016 Set 1 Theory of Machines - Gears and Gear Trains Question 5 English
A
166.7 counterclockwise
B
166.7 clockwise
C
62.5 counterclockwise
D
62.5 clockwise
4
GATE ME 2015 Set 1
MCQ (Single Correct Answer)
+2
-0.6
A pinion with radius $${r_1}$$, and inertia $${{\rm I}_1}$$ is driving a gear with radius $${r_2}$$ and inertia $${{\rm I}_2}$$ . Torque $${\tau _1}$$ is applied on pinion. The following are free body diagrams of pinion and gear showing important forces ($${F_1}$$and $${F_2}$$) of interaction. Which of the following relations hold true? GATE ME 2015 Set 1 Theory of Machines - Gears and Gear Trains Question 6 English
A
$${F_1} \ne {F_2};{\tau _1} = {{\rm{I}}_1}\mathop \theta \limits^{..} {}_1;{F_2} = {{\rm{I}}_2}{{{r_1}} \over {{r_2}}}{\mathop \theta \limits^{..} _1}$$
B
$${F_1} = {F_2};{\tau _1} = \left[ {{{\rm{I}}_1} + {{\rm{I}}_2}{{\left( {{{{r_1}} \over {{r_2}}}} \right)}^2}} \right]\mathop \theta \limits^{..} {}_1;{F_2} = {{\rm{I}}_2}{{{r_1}} \over {{r_2}}}\mathop \theta \limits^{..} {}_1$$
C
$${F_1} = {F_2};{\tau _1} = {{\rm{I}}_1}\mathop \theta \limits^{..} {}_1;{F_2} = {{\rm{I}}_2}{1 \over {{r_2}}}\mathop \theta \limits^{..} {}_2$$
D
$${F_1} \ne {F_2};{\tau _1} = \left[ {{{\rm{I}}_1} + {{\rm{I}}_2}{{\left( {{{{r_1}} \over {{r_2}}}} \right)}^2}} \right]\mathop \theta \limits^{..} {}_1;{F_2} = {{\rm{I}}_2}{1 \over {{r_2}}}\mathop \theta \limits^{..} {}_2$$
GATE ME Subjects
Turbo Machinery
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
CBSE
Class 12