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問題一覧
1
Ball is dropped from height H and it travelled 7H/16 in last sec of Journey, then find height H
80m
2
845m
3
20m
4
10sec
5
300m
6
18m/s
7
-3m/sec ²
8
Object starts its motion with velocity 10m/s after 8sec it's velocity becomes 24m/s then find total displacement in this interval
136m
9
Object starts his motion from rest and constant acceleration then find ratio of displacement in nth sec to n sec
2/n -1/n²
10
Object starts its Motion with rest and constant acceleration then find ratio of displacement in 6thsec to 6sec
11/36
11
If object starts his motion from rest and constant acceleration then its displacement and distance will be same
true
12
Object starts its motion with rest and constant acceleration then find the ratio of distance in 1sec :2sec:3sec
1:4:9
13
Object starts its motion with rest and constant acceleration then find the ratio of displacement in tsec and 2t sec
1:4
14
1:4
15
1:4:9
16
320m
17
1:3:5
18
S1=S2/3
19
Object starts its motion with rest and constant acceleration then find the ratio of displacement travelled by the body during the 4th sec and 3rd sec
7/5
20
300m
21
412.5m
22
Obviously start is Motion from u and constant acceleration then find velocity at mid point if velocity at end point is v
t
23
Objects start motion with constant acceleration a and velocity u then find its velocity at 1/3 displacement of complete journey final velocity is v
t
24
t
25
Stopping distance formula
t
26
-20m/s²
27
Write all equation of motion all six
t
28
Acceleration does not represent motion
t
29
1
30
0m
31
24m
32
0.5m
33
400m
34
7:9
35
25√2km/h
36
y=4x
37
120m
38
112m
39
16
40
3
41
go on increasing with time
42
1
43
1m
44
2v/a
45
1m/s
46
If velocity and acceleration are in same direction then U turn is possible
False
47
velocity and acceleration are in opposite direction then U turn is possible only when v=0
true
48
1m
49
The initial velocity of a particle is 20m/s and retardation 2m/s² then find distance in 10 sec
100m
50
The initial velocity of a particle is 20 m per second and retardation 2m/s² then find distance and displacement in 10th sec
1m and 1m
51
29m
52
The initial velocity of a particle is 21m/s and retardation is 2 m per second square then distance in 11th second
0.5m
53
The initial velocity of a particle is 21m/s and retardation is 2 m per second square then displacement in 11th second
0
54
A body is moving with uniform acceleration describe 40 m in the first 5 second and 65 m in next 5 second its initial velocity will be
5.5m/s
55
Object starts is Motion from rest and constant acceleration takes time T for S displacement then time taken for first half and second half displacement is
t
56
Object starts is Motion from rest and constant acceleration and travels with acceleration a for some time t1 then it retards with B and comes to at rest in time t2 then find total distance travelled and Vmax Write all for formulas of rest 2 rest motion
t
57
A body starts from rest and acceleration 2 m per second square till it attains the maximum velocity then returnas to rest with 3 m per second square is total time is 10 seconds then maximum speed
12 m per second
58
4
59
1
60
29m
61
260m
62
Find displacement in the given question not distance
240m
63
Motion under gravity Draw graph for v=gt S=1/2gt² Acceleration versus time
t
64
80m
65
A body falls from rest in the gravity of earth and distance travelled in 5th second is
45m
66
A body falls from rest in the gravity of earth and distance travelled in 45th second is
445m
67
t
68
20 m per second
69
125m
70
125m
71
both
72
Answer in fraction
5/3m
73
3.75m
74
Ball is projected upward with velocity 50 m/s then find time of flight
10 second
75
Ball is projected upward with velocity 50 m/s then find maximum height
125 m
76
Ball is projected upward with velocity 50 m/s then find displacement in 6 second
120m
77
Ball is projected upward with velocity 50 m/s then find height at 7 second
105 m
78
Ball is projected upward with velocity 50 m/s then find average velocity in 8 second
10 m per second
79
Ball is projected upward with velocity 50 m/s then find average speed in 8 second
170/8 meter per second
80
20 m/s and 200/8 m/s
81
3
82
2
83
20 m
84
845 m
85
80 m
86
96 m
87
t
88
8H/9
89
5 second
90
7 second
91
105 m
92
t
93
2
94
125 m
95
6 second
96
t
97
10 second
98
20 m
99
6 second
100
t