Ask
Login
TAGGED IN

Engineering Mechanics

Follow this tag to get notifications whenever a new post is added

ALL TAGS
0
votes
1
answer
1.3k
views
1
answer
The y coordinate of a particle is given by $y = 6t^3 -5t.$ If $a_x = 14t m/sec^2$ & $v_x = 4m$/sec at t = 0, determine the velocity & acceleration of particle when t=1 second.
engineering mechanics updated 5.6 years ago by teamques10 ★ 70k
2
votes
1
answer
4.0k
views
1
answer
A wheel is attached of the shaft of an electric motor of rested speed of 1740 RPM.
engineering mechanics updated 5.6 years ago by teamques10 ★ 70k
0
votes
1
answer
3.8k
views
1
answer
Fig. Shows the v-t diagram for the motion of train as it moves from station A to station B. Draw a-t graph & find the average speed of the train & the distance between the stations
engineering mechanics updated 5.6 years ago by teamques10 ★ 70k
0
votes
1
answer
3.2k
views
1
answer
Two cars start towards each other from stop X & stop Y at 1:36 PM, the first car reaches stop Y, travelling 8 km path, at 1:44 PM. Second car reaches stop X at 1: 46PM.
engineering mechanics updated 5.6 years ago by teamques10 ★ 70k
2
votes
1
answer
4.3k
views
1
answer
A particle moves along a track which has a parabolic shape with a constant speed of 10m/sec. The curve is given by $y = 5 = 0.3x^2 .$
engineering mechanics updated 5.6 years ago by teamques10 ★ 70k
1
vote
1
answer
4.7k
views
1
answer
A wheel of 2m diameter rolls without slipping on a flat surface. The center of the wheel is moving with a velocity 4m/s towards the right.
engineering mechanics updated 5.6 years ago by teamques10 ★ 70k
1
vote
1
answer
4.9k
views
1
answer
A particle is projected with an initial velocity of 2m/s along a straight line. The relation between acceleration and time is given in the diagram. Draw v-t and s-t diagram.
engineering mechanics updated 5.6 years ago by teamques10 ★ 70k
-5
votes
1
answer
6.9k
views
1
answer
Figure shows the crank and connecting rod mechanism. The crank AB rotates with an angular velocity of 2 rad/sec in clockwise direction.
engineering mechanics updated 5.6 years ago by teamques10 ★ 70k
2
votes
1
answer
6.3k
views
1
answer
A particle is projected from the top of a tower of height 50m with a velocity of 20m/sec at an angle 30 degrees to the horizontal. Determine
engineering mechanics updated 5.6 years ago by teamques10 ★ 70k
4
votes
1
answer
4.8k
views
1
answer
Acceleration of a particle moving along a straight line is represented by the relation $a = 30-4.5 x^2m/s^2.$ The starts with zero initial velocity at $X = 0. $
engineering mechanics updated 5.6 years ago by teamques10 ★ 70k
1
vote
1
answer
4.4k
views
1
answer
A particle moves in a straight line with a velocity-time diagram shown in fig. If s= -25m at t=0, draw displacement-time & acceleration time diagrams for 0 to 24 sec.
engineering mechanics updated 5.6 years ago by teamques10 ★ 70k
2
votes
1
answer
7.4k
views
1
answer
A point moves along the path y= x2/ 3 with a constant speed of 8 m/s. what are the x & y components of the velocities when x=3. What is the acceleration of the point when x=3.
engineering mechanics updated 5.6 years ago by teamques10 ★ 70k
1
vote
1
answer
3.0k
views
1
answer
A gunman fires a bullet with a velocity of $100m/s, 50^\circ$ upwards from the top of a hill 300m high to hit a bird. The bullet misses its target & finally lands on the ground.
engineering mechanics updated 5.6 years ago by teamques10 ★ 70k
2
votes
1
answer
14k
views
1
answer
A sprinter in a 100m race accelerates uniformly for the first 35m & then runs with constant velocity. If the sprinter's time for first 35m is 5.4 sec, determine his time for the race.
engineering mechanics updated 5.6 years ago by teamques10 ★ 70k
0
votes
1
answer
5.8k
views
1
answer
In asian games for 100 m event an athlete accelerates uniformly from the start to his maximum velocity in a distance of 4m & runs the remaining distance with that velocity.
engineering mechanics updated 5.6 years ago by teamques10 ★ 70k
0
votes
1
answer
1.8k
views
1
answer
A ship A travels in the north making angle of 450 to the west with a velocity of 18 km/hr & ship B travels in the east with a velocity of 9 km/hr.
engineering mechanics updated 5.6 years ago by teamques10 ★ 70k
1
vote
1
answer
4.8k
views
1
answer
A ball is thrown from horizontal level. Such that it clears a wall 6 m high, situated at horizontal distance of 35 m. If the angle of projection is 600 w.r.t. horizontal,
engineering mechanics updated 5.6 years ago by teamques10 ★ 70k
3
votes
1
answer
8.8k
views
1
answer
A motorist is travelling at 90 kmph, when he observes a traffic signal 250 m ahead of him turns red. The traffic signal is timed to stay red for 12 secs.
engineering mechanics updated 5.6 years ago by teamques10 ★ 70k
2
votes
1
answer
4.8k
views
1
answer
For a particle in rectilinear motion $a= -0.05 V^2 m/s^2, at \space \space v = 20m/s, x = 0,$ Find x at v = 15 m/s and acceleration at x = 50m.
engineering mechanics updated 5.6 years ago by teamques10 ★ 70k
0
votes
1
answer
1.8k
views
1
answer
A stone is thrown vertically upwards and returns to the starting point at the ground in 6 sec. Find out max, height and initial velocity of stone.
engineering mechanics updated 5.6 years ago by teamques10 ★ 70k
0
votes
1
answer
8.6k
views
1
answer
Explain x-t, v-t and a-t curves in Kinematics
engineering mechanics updated 5.6 years ago by teamques10 ★ 70k
1
vote
1
answer
5.4k
views
1
answer
A curvilinear motion of a particle is defined by $V_X=25-8t$ m/s andy$=48-3t^2$ m. At t = 0, x = 0. Find out position, velocity and acceleration at t = 4 sec.
engineering mechanics updated 5.6 years ago by teamques10 ★ 70k
0
votes
1
answer
5.0k
views
1
answer
The car starts from rest and moves in a straight line such that for a short time its velocity is defined by $v = ( 9 t^2+2t) m/s.$ Where t is in seconds.
engineering mechanics updated 5.6 years ago by teamques10 ★ 70k
0
votes
1
answer
2.3k
views
1
answer
A point moves along a path $= \dfrac {x^2}3$ with a constant speed of 8 m/s. What are the x and y components of its velocity when $x = 3$ ?
engineering mechanics updated 5.6 years ago by teamques10 ★ 70k
0
votes
1
answer
1.9k
views
1
answer
A ball thrown with speed of 12m/s at an angle of $60^\circ$ with a building strikes the ground 11.3 m horizontally from the foot of the building as shown. Determine the height of the building.
engineering mechanics updated 5.6 years ago by teamques10 ★ 70k
<prev • 303 results • page 9 of 13 • next >