A Roller Coaster,loaded with Passengers,has a Mass of 2 000

question 19

Multiple Choice

A roller coaster,loaded with passengers,has a mass of 2 000 kg;the radius of curvature of the track at the bottom point of the dip is 24 m.If the vehicle has a speed of 18 m/s at this point,what force is exerted on the vehicle by the track? (g = 9.8 m/s²)

• A)4.7E+4 N
• B)2.7E+4 N
• C)2.0E+4 N
• D)7.4E+3 N

Explain the process and importance of lignification in plant tissues.

Describe various plant tissue types and their functions.

Understand the structure and functions of different plant tissues.

Explain the role of plant tissues in growth and support.

---

Definitions:

Corporate Advertiser

A company that promotes its products, services, or brand through various advertising channels to enhance its market presence and consumer base.

Feminization of Migration

A trend where a growing number of female migrants move internationally for economic opportunities, family, or as refugees.

Patriarchal Workforce

A workforce structure where males predominantly hold positions of power and authority, influencing decision-making and organizational culture.

Invisible Workers

Individuals whose contributions to the workforce or home are undervalued or overlooked, often due to societal, economic, or cultural factors.