# two cars moving in the direction are 150m apart. car a being ahead of car b, at this instant velocity of car a is 3 m/s and constant acceleration of 1.2 m/s2. while the velocity of car b is 30 m/s and its uniform retardation is 0.6 m/s2. how many times do the cars cross each other? find when and where they cross with respect to given position of car a.

### Mohammed

Guys, does anyone know the answer?

get two cars moving in the direction are 150m apart. car a being ahead of car b, at this instant velocity of car a is 3 m/s and constant acceleration of 1.2 m/s2. while the velocity of car b is 30 m/s and its uniform retardation is 0.6 m/s2. how many times do the cars cross each other? find when and where they cross with respect to given position of car a. from screen.

## Two cars A and B are moving in same direction with velocities 30 m/s and 20 m/s . When car A is at a distance d behind the car B , the driver of the car A applies brakes producing uniform retardation of 2 m/s^2 . There will be no collision when

Click here👆to get an answer to your question ✍️ Two cars A and B are moving in same direction with velocities 30 m/s and 20 m/s . When car A is at a distance d behind the car B , the driver of the car A applies brakes producing uniform retardation of 2 m/s^2 . There will be no collision when

Two cars A and B are moving in same direction with velocities 30 m/s and 20 m/s. When car A is at a distance d behind the car B, the driver of the car A applies brakes producing uniform retardation of 2 m/sQuestion 2

. There will be no collision when

**A**

## d>125m

**B**

## d>120m

**C**

## d<25m

**D**

## d<125m

Medium Open in App

Updated on : 2022-09-05

Solution Verified by Toppr

Correct option is A)

Distance required to catch the speed of car B with given retardation can be found usingv 2 =u 2 +2as ⇒20 2 =30 2 +2(−2)s ⇒4s=30 2 −20 2 ⇒s=125

So the distance sholud be greater than 125 m

⇒d>125m

Therefore, A is correct option

Solve any question of Motion in a Straight Line with:-

Patterns of problems

>

Was this answer helpful?

724 47

## Two cars A and B are moving in same direction with velocities 30 m/s and 20 m/s. When car A is at a distance d behind the car B, the driver of the car A applies brakes producing uniform retardation of 2m//s^(2). There will be no collision when :

Two cars A and B are moving in same direction with velocities 30 m/s and 20 m/s. When car A is at a distance d behind the car B, the driver of the car A appli

Home > English > Class 12 > Physics > Chapter > Race >

Two cars A and B are moving in...

Two cars A and B are moving in same direction with velocities 30 m/s and 20 m/s. When car A is at a distance d behind the car B, the driver of the car A applies brakes producing uniform retardation of

2m/ s 2 2m/s2

. There will be no collision when :-

Updated On: 27-06-2022

Get Answer to any question, just click a photo and upload the photo and get the answer completely free,

UPLOAD PHOTO AND GET THE ANSWER NOW!

Text Solution Open Answer in App A d<2.5 d<2.5 m B d<125 d<125 m C d>25 d>25 m D d>125 d>125 m Answer

The correct Answer is C

Answer

Step by step solution by experts to help you in doubt clearance & scoring excellent marks in exams.

## Related Videos

48210039 4.0 K 9.8 K 1:51

Two cars A and B are moving in same direction with velocities 30 m/s and 20 m/s. When car A is at a distance d behind the car B, the driver of the car A applies brakes producing uniform retardation of

2m/ s 2 2m/s2

. There will be no collision when :-

645877407 200 600 2:22

Two cars A and B are moving in same direction with velocities 30 m/s and 20 m/s. When car A is at a distance d behind the car B, the driver of the car A applies brakes producing uniform retardation of

2m/ s 2 2m/s2

. There will be no collision when :-

644160486 0 5.6 K

Two cars A and B are travelling in the same direction with velocities

v 1 v1 and v 2 ( v 1 > v 2 ) v2(v1>v2)

. When the car A is at A distance d behind the car B, the driver of the car applies the brake producing uniform retardation ‘a’, There will be no collision when

644775343 0 3.5 K

Two cars A and B are travelling in the same direction with velocities

v 1 and v 2 ( v 1 > v 2 ) v1andv2 (v1>v2)

. When the car A is at a distance d behind the car B, the driver of the car A applies the brake B, the driver of the car A applies the brake producing uniform retardation, a. There will be no collision when :

647966988 0 8.1 K

Two cars A and B are travelling in the same direction with velocities

v 1 v1 and v 2 ( v 1 > v 2 ) v2(v1>v2)

. When the car A is at a distance d ahead of the car B, the driver of the car A applied the brake producing a uniform retardation a. There will be no collision when

31584540 0 5.1 K 2:15

When a car driver travelling at a speed of 10 m/s applies brakes and brings the car to rest in 20 s, then retardation will be :

Show More Comments

Add a public comment...

Follow Us:

Popular Chapters by Class:

Class 6 Algebra

Basic Geometrical Ideas

Data Handling Decimals Fractions Class 7

Algebraic Expressions

Comparing Quantities

Congruence of Triangles

Data Handling

Exponents and Powers

Class 8

Algebraic Expressions and Identities

Comparing Quantities

Cubes and Cube Roots

Data Handling

Direct and Inverse Proportions

Class 9

Areas of Parallelograms and Triangles

Circles Coordinate Geometry Herons Formula

Introduction to Euclids Geometry

Class 10

Areas Related to Circles

Arithmetic Progressions

Circles Coordinate Geometry

Introduction to Trigonometry

Class 11 Binomial Theorem

Complex Numbers and Quadratic Equations

Conic Sections

Introduction to Three Dimensional Geometry

Limits and Derivatives

Class 12

Application of Derivatives

Application of Integrals

Continuity and Differentiability

Determinants

Differential Equations

Privacy Policy

Terms And Conditions

Disclosure Policy Contact Us

## Two cars A and B Are moving in same direction with velocities 30 m/s and 20 m/s.When car A is at a distance d behined tha car B , the driver of tha car A applies brakes producing uniform retardation of 2 m/s2. Find d

Two cars A and B Are moving in same direction with velocities 30 m/s and 20 m/s.When car A is at a distance d behined tha car B , the driver of tha car A applies brakes producing uniform retardation of 2 m/s2. Find d

Home

Two cars A and B Are moving in same direction with velocities 30 m/s and 20 m/s.When car A is at a distance d behined tha car B , the driver of tha car A applies brakes producing uniform retardation of 2 m/s2. Find d

Question

Open in App Solution

Suggest Corrections 3

SIMILAR QUESTIONS

**Q.**Two cars

A and B

are moving in same direction with velocities

30 m / s and 20 m / s . When car A is at a distance d behind the car B

, the driver of the car

A

applies brakes producing uniform retardation of

2 m / s 2

. There will be no collision when

**Q.**Two cars

A and B

are travelling in the same direction with velocities

v A and v B ( v A > v B ) . When the car A is at a distance d behind the car B

the driver of the car

A

applies brakes producing a uniform retardation

a

. There will be no collision when

**Q.**Two cars A and B are travelling in the same direction with velocities

v 1 and v 2 ( v 1 > v 2 )

When the car A is at a distance d ahead of the car B, the driver of the car A applied the brake producing a uniform retardation a. There will be no collision when

**Q.**Two cars

A and B

are travelling in the same direction with velocities

v 1 and v 2 ( v 1 > v 2 )

respectively. When the car

B is at a distance d ahead of the car A

, the driver of the car

A

applied the brake producing a uniform retardation

a

. There will be no collision if

**Q.**Two cars A and B are travelling in the same direction with velocities

v 1 and v 2 ( v 1 > v 2 )

When the car A is at a distance d ahead of the car B, the driver of the car A applied the brake producing a uniform retardation a. There will be no collision when

View More

Guys, does anyone know the answer?